# Building permits at 1470 Walnut St, Boulder, CO 165 permits on record here. The newest, Mar 20: 180-day one-time extension request granted. Boulder publishes permits without map coordinates, so this address has no map and no quarter-mile list. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Mar 20, 2026 | Mechanical (HVAC) | 180-day one-time extension request granted. Project must be completed by 3/27/2027. Replace boiler. PLEASE NOTE: APPLICABLE ONLY TO SYSTEMS WITH FUEL BURNING APPLIANCES: All new plastic glued vents for fuel burning appliances must undergo pressure testing. To facilitate the inspection process, pleas | $124,320 | [MEC2026-00399](https://nearbypermits.com/boulder/permit/MEC2026-00399/) | | Feb 9, 2026 | Fire systems | The work includes removing one fire sprinkler and piping from the top of the elevator shaft and capping at the near branch line. This work is being performed per the elevator contractor?s scope of work and in conjunction with the fire alarm upgrade, which includes adding a linear heat detection syst | $625 | [FIR2026-00040](https://nearbypermits.com/boulder/permit/FIR2026-00040/) | | Feb 9, 2026 | Fire systems | Scope letter for elevator upgrade. Removal of smoke and heat. Add linear heat (protectowire) and a monitor module. (Fati) | $2,560 | [FIR2026-00034](https://nearbypermits.com/boulder/permit/FIR2026-00034/) | | Jan 14, 2026 | Electrical | Provide electrical upgrade for elevator modernization | $5,890 | [ELE2026-00006](https://nearbypermits.com/boulder/permit/ELE2026-00006/) | | Nov 7, 2025 | Electrical | Install new panel. Installing new ATS. Providing feed from ATS to the new panel. | $26,563 | [ELE2025-01152](https://nearbypermits.com/boulder/permit/ELE2025-01152/) | | Mar 15, 2025 | Fire systems | Office TI of renovated 2nd floor. (Fati) | $3,100 | [FIR2025-00087](https://nearbypermits.com/boulder/permit/FIR2025-00087/) | | Jan 22, 2025 | Fire systems | Scope of work is the modification to the existing sprinkler system to accommodate new interior renovations. there are approx, 2 sprinklers on this project (FSR13) | $1,443 | [FIR2025-00032](https://nearbypermits.com/boulder/permit/FIR2025-00032/) | | Jan 10, 2025 | Fire systems | The scope of work is the modification to the existing sprinkler system to accommodate new interior renovations. There are approx 29 sprinklers. (FSR13) | $6,228 | [FIR2024-00483](https://nearbypermits.com/boulder/permit/FIR2024-00483/) | | Dec 13, 2024 | Alteration or repair | Renovation of an existing 2nd floor double-suite (suites 203 and 204) for business office use. There is no change in use. Partitioning within the office suites will be reconfigured with new doors and walls. Interior floor, wall, and ceiling finishes will be replaced. All lighting will be replaced an | $40,835 | [BLD-NRE2023-00204](https://nearbypermits.com/boulder/permit/BLD-NRE2023-00204/) | | Dec 11, 2024 | Fire systems | TI Finish 2nd Floor Partial (FATI) | $2,450 | [FIR2024-00478](https://nearbypermits.com/boulder/permit/FIR2024-00478/) | | Oct 28, 2024 | Alteration or repair | Tenant Finish for existing tenant that is expanding. Related HVAC and electrical. No plumbing changes. Site lighitng and asbestos reports attached. | $442,548 | [BLD-NRE2024-00080](https://nearbypermits.com/boulder/permit/BLD-NRE2024-00080/) | | Aug 13, 2024 | Demolition | Interior non-structural demolition associated with BLD-NRE2024-00080. | Not listed | [DEM2024-00049](https://nearbypermits.com/boulder/permit/DEM2024-00049/) | | Nov 16, 2023 | Sign | *Voided for inactivity - no inspections within 180 days* (1) 22" X 20' 9" X 2' deep.090 aluminum sign painted to match steel sign band with attached 1/2" thick non illuminated acrylic logo & letters | $2,240 | [SGN2023-00092](https://nearbypermits.com/boulder/permit/SGN2023-00092/) | | Jun 15, 2022 | Fire systems | Additions/ alterations to the existing fire alarm system to accommodate a tenant finish on part of the 1st floor and entire 4th floor. Provide and install the ceiling mount white horn/strobes and strobes on the East side of Level 1 and all of Level 4. Provide and install a NAC booster panel with bat | $6,000 | [FIR2022-00182](https://nearbypermits.com/boulder/permit/FIR2022-00182/) | | Jun 1, 2022 | Fire systems | Additions/ alterations to the existing wet pipe fire sprinkler system to accommodate a tenant finish on part of the 1st floor and entire 4th floor. See BLD-NRE2022-00035 for general building permit. See FIR2022-00182 for fire alarm permit. Rubicon technology partners (fsr13) | $14,320 | [FIR2022-00179](https://nearbypermits.com/boulder/permit/FIR2022-00179/) | | Apr 14, 2022 | Plumbing | Complete tenant finish of existing building. Work to be completed on 1st floor and 4th floor. Reference permit BLD-NRE2022-00015 for demolition work. | $46,000 | [PLB2022-00127](https://nearbypermits.com/boulder/permit/PLB2022-00127/) | | Apr 14, 2022 | Mechanical (HVAC) | Complete tenant finish of existing building. Work to be completed on 1st floor and 4th floor. Reference permit BLD-NRE2022-00015 for demolition work. | $126,440 | [MEC2022-00366](https://nearbypermits.com/boulder/permit/MEC2022-00366/) | | Apr 14, 2022 | Electrical | Complete tenant finish of existing building. Work to be completed on 1st floor and 4th floor. Reference permit BLD-NRE2022-00015 for demolition work. | $151,728 | [ELE2022-00304](https://nearbypermits.com/boulder/permit/ELE2022-00304/) | | Apr 14, 2022 | Demolition | Complete tenant finish of existing building. Work to be completed on 1st floor and 4th floor. Level 1: complete renovation of east suite adjacent to lobby. Space will include coworking fuctions for the users of level 4 for employee use and client meetings. Level 4: renovation of interior configurati | $1,574,744 | [BLD-NRE2022-00035](https://nearbypermits.com/boulder/permit/BLD-NRE2022-00035/) | | Feb 4, 2022 | Plumbing | White box demolition of part of the 1st floor and all of the 4th floor. Includes removal of all interior office/partition walls, ceilings, flooring, finishes, etc. Make safe demolition of all electrical and mechanical/plumbing systems. Partial existing lighting will be left in place for "stumble and | $3,500 | [PLB2022-00073](https://nearbypermits.com/boulder/permit/PLB2022-00073/) | | Feb 4, 2022 | Mechanical (HVAC) | White box demolition of part of the 1st floor and all of the 4th floor. Includes removal of all interior office/partition walls, ceilings, flooring, finishes, etc. Make safe demolition of all electrical and mechanical/plumbing systems. Partial existing lighting will be left in place for "stumble and | $3,000 | [MEC2022-00206](https://nearbypermits.com/boulder/permit/MEC2022-00206/) | | Feb 4, 2022 | Electrical | White box demolition of part of the 1st floor and all of the 4th floor. Includes removal of all interior office/partition walls, ceilings, flooring, finishes, etc. Make safe demolition of all electrical and mechanical/plumbing systems. Partial existing lighting will be left in place for "stumble and | $5,400 | [ELE2022-00165](https://nearbypermits.com/boulder/permit/ELE2022-00165/) | | Feb 4, 2022 | Alteration or repair | White box demolition of part of the 1st floor and all of the 4th floor. Includes removal of all interior office/partition walls, ceilings, flooring, finishes, etc. Make safe demolition of all electrical and mechanical/plumbing systems. Partial existing lighting will be left in place for "stumble and | $103,320 | [BLD-NRE2022-00015](https://nearbypermits.com/boulder/permit/BLD-NRE2022-00015/) | | Dec 9, 2020 | Sign | *Install (1) non-illuminated wall sign. | $3,800 | [SGN2020-00079](https://nearbypermits.com/boulder/permit/SGN2020-00079/) | | Nov 22, 2017 | Fire systems | FS- Application for adding/relocating 52 sprinkler heads to accommodate tenant improvement. See PMT2017-03510 for general building permit. KURTZ FARGO third floor. | $2,878 | [PMT2017-05144-FIR](https://nearbypermits.com/boulder/permit/PMT2017-05144-FIR/) | | Nov 21, 2017 | Fire systems | FA - SOWL (Scope of Work Letter) for relocating two horn/strobes and two strobes to accommodate TI. See PMT2017-03510 for general building permit. Kurtz fargo 3rd floor. | $2,500 | [PMT2017-05058-FIR](https://nearbypermits.com/boulder/permit/PMT2017-05058-FIR/) | | Oct 11, 2017 | Plumbing | Non-structural tenant remodel of 5942 square feet for Kurtz Fargo, 3rd floor west suite. To include relocation of the break room and associated mechanical and electrical work. No modifications to envelope or structure. | $1,200 | [PMT2017-03510-PLB](https://nearbypermits.com/boulder/permit/PMT2017-03510-PLB/) | | Oct 11, 2017 | Mechanical (HVAC) | Non-structural tenant remodel of 5942 square feet for Kurtz Fargo, 3rd floor west suite. To include relocation of the break room and associated mechanical and electrical work. No modifications to envelope or structure. | $21,750 | [PMT2017-03510-MEC](https://nearbypermits.com/boulder/permit/PMT2017-03510-MEC/) | | Oct 11, 2017 | Electrical | Non-structural tenant remodel of 5942 square feet for Kurtz Fargo, 3rd floor west suite. To include relocation of the break room and associated mechanical and electrical work. No modifications to envelope or structure. | $25,215 | [PMT2017-03510-ELE](https://nearbypermits.com/boulder/permit/PMT2017-03510-ELE/) | | Oct 11, 2017 | Alteration or repair | Non-structural tenant remodel of 5942 square feet for Kurtz Fargo, 3rd floor west suite. To include relocation of the break room and associated mechanical and electrical work. No modifications to envelope or structure. | $476,132 | [PMT2017-03510](https://nearbypermits.com/boulder/permit/PMT2017-03510/) | | Jun 2, 2017 | Electrical | Unit 3 West - Interior, non-structural, tenant remodel, 5787 sf, to take the tenant space back to warm shell. Reference PMT2017-01791, for exploratory scope. Associated electrical covered within the scope of this permit. HVAC to remain. No plumbing fixtures existing or proposed. | $1,500 | [PMT2017-02371-ELE](https://nearbypermits.com/boulder/permit/PMT2017-02371-ELE/) | | Jun 2, 2017 | Alteration or repair | Unit 3 West - Interior, non-structural, tenant remodel, 5787 sf, to take the tenant space back to warm shell. Reference PMT2017-01791, for exploratory scope. Associated electrical covered within the scope of this permit. HVAC to remain. No plumbing fixtures existing or proposed. | $16,266 | [PMT2017-02371](https://nearbypermits.com/boulder/permit/PMT2017-02371/) | | May 2, 2017 | Demolition | Interior non-structural demolition of a portion an office suite to invetsigate systems prior to tenant remodel submittal. Rooftop units to be removed (generator and condensing unit for computer room) to be removed and not replaced. | Not listed | [PMT2017-01791-DEM](https://nearbypermits.com/boulder/permit/PMT2017-01791-DEM/) | | Dec 22, 2016 | Fire systems | Fs - sowl - rel x10 | $902 | [PMT2016-05816-FIR](https://nearbypermits.com/boulder/permit/PMT2016-05816-FIR/) | | Dec 7, 2016 | Plumbing | Suite 300 - Interior remodel to improve an existing tenant's space. Scope of work includes associated MEs. | Not listed | [PMT2016-04987-PLB](https://nearbypermits.com/boulder/permit/PMT2016-04987-PLB/) | | Dec 7, 2016 | Mechanical (HVAC) | Suite 300 - Interior remodel to improve an existing tenant's space. Scope of work includes associated MEs. | $11,250 | [PMT2016-04987-MEC](https://nearbypermits.com/boulder/permit/PMT2016-04987-MEC/) | | Dec 7, 2016 | Electrical | Suite 300 - Interior remodel to improve an existing tenant's space. Scope of work includes associated MEs. | $21,414 | [PMT2016-04987-ELE](https://nearbypermits.com/boulder/permit/PMT2016-04987-ELE/) | | Dec 7, 2016 | Alteration or repair | Suite 300 - Interior remodel to improve an existing tenant's space. Scope of work includes associated MEs. | $260,060 | [PMT2016-04987](https://nearbypermits.com/boulder/permit/PMT2016-04987/) | | Mar 31, 2014 | Fire systems | Fs - tf for webfilings | $1,288 | [PMT2014-01345-FIR](https://nearbypermits.com/boulder/permit/PMT2014-01345-FIR/) | | Jan 15, 2014 | Mechanical (HVAC) | Tenant remodel of 1st floor east space for offices for WebFilings. | $4,500 | [PMT2013-07135-MEC](https://nearbypermits.com/boulder/permit/PMT2013-07135-MEC/) | | Jan 15, 2014 | Electrical | Tenant remodel of 1st floor east space for offices for WebFilings. | $11,000 | [PMT2013-07135-ELE](https://nearbypermits.com/boulder/permit/PMT2013-07135-ELE/) | | Jan 15, 2014 | Alteration or repair | Tenant remodel of 1st floor east space for offices for WebFilings. | $87,700 | [PMT2013-07135](https://nearbypermits.com/boulder/permit/PMT2013-07135/) | | Aug 23, 2013 | Fire systems | FS - SOWL - "Relocate a total of 6 pendent sprinklers offices #246, 244, 243 and 262." | $380 | [PMT2013-03926-FIR](https://nearbypermits.com/boulder/permit/PMT2013-03926-FIR/) | | Jul 22, 2013 | Mechanical (HVAC) | Suite 202 -- (Kurtz Fargo) Tenant remodel of approximately 900 sf to install non-loadbearing walls to create offices, breakroom and reception area. Includes associated electrical (relocated lights, outlets and switches) and mechanical (relocate diffusers and ductwork) No plumbing | $750 | [PMT2013-02789-MEC](https://nearbypermits.com/boulder/permit/PMT2013-02789-MEC/) | | Jul 22, 2013 | Electrical | Suite 202 -- (Kurtz Fargo) Tenant remodel of approximately 900 sf to install non-loadbearing walls to create offices, breakroom and reception area. Includes associated electrical (relocated lights, outlets and switches) and mechanical (relocate diffusers and ductwork) No plumbing | $2,000 | [PMT2013-02789-ELE](https://nearbypermits.com/boulder/permit/PMT2013-02789-ELE/) | | Jul 22, 2013 | Alteration or repair | Suite 202 -- (Kurtz Fargo) Tenant remodel of approximately 900 sf to install non-loadbearing walls to create offices, breakroom and reception area. Includes associated electrical (relocated lights, outlets and switches) and mechanical (relocate diffusers and ductwork) No plumbing | $68,724 | [PMT2013-02789](https://nearbypermits.com/boulder/permit/PMT2013-02789/) | | Jun 25, 2013 | Fire systems | FS - SOWL - "All work to be performed shall be on the first floor and consist of relocating 2 pendent sprinklers in office 118 and relocating 2 more sprinkler in office 120" | $280 | [PMT2013-02928-FIR](https://nearbypermits.com/boulder/permit/PMT2013-02928-FIR/) | | Jun 10, 2013 | Mechanical (HVAC) | Suite102. Demolition and relocation of non-load bearing walls and associated ceiling work, floor and wall finishes and doors. Structural is not part of scope. Mechanical scope to include relocation of diffusers per revised space plan. Plumbing is not part of scope. Vertical grab bars to be added in | $4,000 | [PMT2013-02657-MEC](https://nearbypermits.com/boulder/permit/PMT2013-02657-MEC/) | | Jun 10, 2013 | Electrical | Suite102. Demolition and relocation of non-load bearing walls and associated ceiling work, floor and wall finishes and doors. Structural is not part of scope. Mechanical scope to include relocation of diffusers per revised space plan. Plumbing is not part of scope. Vertical grab bars to be added in | $3,000 | [PMT2013-02657-ELE](https://nearbypermits.com/boulder/permit/PMT2013-02657-ELE/) | | Jun 10, 2013 | Alteration or repair | Suite102. Demolition and relocation of non-load bearing walls and associated ceiling work, floor and wall finishes and doors. Structural is not part of scope. Mechanical scope to include relocation of diffusers per revised space plan. Plumbing is not part of scope. Vertical grab bars to be added in | $43,678 | [PMT2013-02657](https://nearbypermits.com/boulder/permit/PMT2013-02657/) | | Mar 28, 2013 | Demolition | Interior, non-structural demolition. | Not listed | [PMT2013-01336-DEM](https://nearbypermits.com/boulder/permit/PMT2013-01336-DEM/) | | Mar 1, 2013 | Fire systems | Fs - tf light hazard | $920 | [PMT2013-00814-FIR](https://nearbypermits.com/boulder/permit/PMT2013-00814-FIR/) | | Feb 22, 2013 | Plumbing | Tenant remodel of a 700 sf portion of a 2,478 suite in the NE corner of the 2nd floor. (suite number unknown) Demolition of interior walls, create a breakroom, minor alteration/reconfiguration of HVAC ductwork, includes associated electrical and plumbing. | $5,100 | [PMT2013-00415-PLB](https://nearbypermits.com/boulder/permit/PMT2013-00415-PLB/) | | Feb 22, 2013 | Mechanical (HVAC) | Tenant remodel of a 700 sf portion of a 2,478 suite in the NE corner of the 2nd floor. (suite number unknown) Demolition of interior walls, create a breakroom, minor alteration/reconfiguration of HVAC ductwork, includes associated electrical and plumbing. | $4,500 | [PMT2013-00415-MEC](https://nearbypermits.com/boulder/permit/PMT2013-00415-MEC/) | | Feb 22, 2013 | Electrical | Tenant remodel of a 700 sf portion of a 2,478 suite in the NE corner of the 2nd floor. (suite number unknown) Demolition of interior walls, create a breakroom, minor alteration/reconfiguration of HVAC ductwork, includes associated electrical and plumbing. | $7,500 | [PMT2013-00415-ELE](https://nearbypermits.com/boulder/permit/PMT2013-00415-ELE/) | | Feb 22, 2013 | Alteration or repair | Tenant remodel of a 700 sf portion of a 2,478 suite in the NE corner of the 2nd floor. (suite number unknown) Demolition of interior walls, create a breakroom, minor alteration/reconfiguration of HVAC ductwork, includes associated electrical and plumbing. | $53,452 | [PMT2013-00415](https://nearbypermits.com/boulder/permit/PMT2013-00415/) | | Feb 22, 2013 | Fire systems | Fa - sowl - add 1 h/s new hall, add 1 strobe conference room, relocate 2 strobes for hallways. | $1,400 | [PMT2013-00184-FIR](https://nearbypermits.com/boulder/permit/PMT2013-00184-FIR/) | | Jan 31, 2013 | Demolition | Interior only demolition permit for interior finishes and non-structural elements. Tenant finish under PMT2013-00415. | Not listed | [PMT2013-00424-DEM](https://nearbypermits.com/boulder/permit/PMT2013-00424-DEM/) | | Jan 31, 2013 | Fire systems | Fs - tf - 2nd floor | $980 | [PMT2013-00347-FIR](https://nearbypermits.com/boulder/permit/PMT2013-00347-FIR/) | | Dec 20, 2012 | Plumbing | Suite 201 -- tenant remodel of 2,670 sf to create professional offices, meeting rooms and reception areas. Relocate existing breakroom/kitchen and add additional breakroom w/ kitchen. | $20,000 | [PMT2012-04686-PLB](https://nearbypermits.com/boulder/permit/PMT2012-04686-PLB/) | | Dec 20, 2012 | Mechanical (HVAC) | Suite 201 -- tenant remodel of 2,670 sf to create professional offices, meeting rooms and reception areas. Relocate existing breakroom/kitchen and add additional breakroom w/ kitchen. | $15,000 | [PMT2012-04686-MEC](https://nearbypermits.com/boulder/permit/PMT2012-04686-MEC/) | | Dec 20, 2012 | Electrical | Suite 201 -- tenant remodel of 2,670 sf to create professional offices, meeting rooms and reception areas. Relocate existing breakroom/kitchen and add additional breakroom w/ kitchen. | $25,000 | [PMT2012-04686-ELE](https://nearbypermits.com/boulder/permit/PMT2012-04686-ELE/) | | Dec 20, 2012 | Alteration or repair | Suite 201 -- tenant remodel of 2,670 sf to create professional offices, meeting rooms and reception areas. Relocate existing breakroom/kitchen and add additional breakroom w/ kitchen. | $250,000 | [PMT2012-04686](https://nearbypermits.com/boulder/permit/PMT2012-04686/) | | Sep 26, 2012 | Demolition | Suite 201 -- Interior non-structural demolition in preparation of work performed under PMT2012-04686 | Not listed | [PMT2012-04687-DEM](https://nearbypermits.com/boulder/permit/PMT2012-04687-DEM/) | | Nov 1, 2011 | Fire systems | Tennant Finish Sprinkler Grey Walnut | $1,300 | [PMT2011-04625-FIR](https://nearbypermits.com/boulder/permit/PMT2011-04625-FIR/) | | Jun 20, 2011 | Mechanical (HVAC) | Tenant remodel of 4000 square feet in suite 400 for Grey Mountain office. To include new lighting and mechanical upgrades. | $22,000 | [PMT2011-01103-MEC](https://nearbypermits.com/boulder/permit/PMT2011-01103-MEC/) | | Jun 20, 2011 | Electrical | Tenant remodel of 4000 square feet in suite 400 for Grey Mountain office. To include new lighting and mechanical upgrades. | $8,000 | [PMT2011-01103-ELE](https://nearbypermits.com/boulder/permit/PMT2011-01103-ELE/) | | Jun 20, 2011 | Alteration or repair | Tenant remodel of 4000 square feet in suite 400 for Grey Mountain office. To include new lighting and mechanical upgrades. | $286,320 | [PMT2011-01103](https://nearbypermits.com/boulder/permit/PMT2011-01103/) | | May 31, 2011 | Fire systems | Tennant Finish Fire Alarm for Faegre & Benson | $1,300 | [PMT2011-02107-FIR](https://nearbypermits.com/boulder/permit/PMT2011-02107-FIR/) | | May 19, 2011 | Mechanical (HVAC) | Remodel of approximately 3200 sf portion of a 13,237 sf suite on third floor -- demolition of interior walls, removal of a locker room bathroom area (two water closets, four showers and four lavatories) reconfigure walls to create offices and administrtive areas. Includes associated mechanical (relo | $6,000 | [PMT2011-01343-MEC](https://nearbypermits.com/boulder/permit/PMT2011-01343-MEC/) | | May 19, 2011 | Electrical | Remodel of approximately 3200 sf portion of a 13,237 sf suite on third floor -- demolition of interior walls, removal of a locker room bathroom area (two water closets, four showers and four lavatories) reconfigure walls to create offices and administrtive areas. Includes associated mechanical (relo | $16,000 | [PMT2011-01343-ELE](https://nearbypermits.com/boulder/permit/PMT2011-01343-ELE/) | | May 19, 2011 | Alteration or repair | Remodel of approximately 3200 sf portion of a 13,237 sf suite on third floor -- demolition of interior walls, removal of a locker room bathroom area (two water closets, four showers and four lavatories) reconfigure walls to create offices and administrtive areas. Includes associated mechanical (relo | $229,056 | [PMT2011-01343](https://nearbypermits.com/boulder/permit/PMT2011-01343/) | | May 9, 2011 | Sign | Sign Permit - For replacement wall sign (non-electric) on commercial building for "SWBC Mortgage". | $2,648 | [PMT2011-00566-SGN](https://nearbypermits.com/boulder/permit/PMT2011-00566-SGN/) | | Apr 7, 2011 | Demolition | Demolition of interior partition walls and a restroom area w/ showers (four showers, two water closets, and four sinks) Removal of interior finishes. Tenant remodel by separate permit. | Not listed | [PMT2011-01344-DEM](https://nearbypermits.com/boulder/permit/PMT2011-01344-DEM/) | | Apr 4, 2011 | Electrical | New 100 amp feeder for a UPS installation. | $1,500 | [PMT2011-01283-ELE](https://nearbypermits.com/boulder/permit/PMT2011-01283-ELE/) | | Jul 1, 2008 | Sign | Removal of an existing sign, re-face with "WR STARKEY" & reinstall. Need ROW licensed contractor listed on permit before issuance. | $3,000 | [PMT2008-02032-SGN](https://nearbypermits.com/boulder/permit/PMT2008-02032-SGN/) | | Oct 19, 2005 | Electrical | Installation of louvered vents on elevator shafts. | $10,000 | [PMT2005-03869-ELE](https://nearbypermits.com/boulder/permit/PMT2005-03869-ELE/) | | Apr 30, 2003 | Mechanical (HVAC) | Tenant remodel on 4th floor | $3,200 | [PMT2003-01603-MEC](https://nearbypermits.com/boulder/permit/PMT2003-01603-MEC/) | | Apr 30, 2003 | Electrical | Tenant remodel on 4th floor | $7,500 | [PMT2003-01603-ELE](https://nearbypermits.com/boulder/permit/PMT2003-01603-ELE/) | | Apr 30, 2003 | Alteration or repair | Tenant remodel on 4th floor | $30,400 | [PMT2003-01603](https://nearbypermits.com/boulder/permit/PMT2003-01603/) | | Feb 12, 2003 | Electrical | Tenant remodel including installation of new, non-structural interior partions and the addition of one office. | $2,500 | [PMT2003-00524-ELE](https://nearbypermits.com/boulder/permit/PMT2003-00524-ELE/) | | Feb 12, 2003 | Alteration or repair | Tenant remodel including installation of new, non-structural interior partions and the addition of one office. | $9,500 | [PMT2003-00524](https://nearbypermits.com/boulder/permit/PMT2003-00524/) | | Apr 1, 2002 | Sign | Erect new non electric wall sign for "CTX Mortgage Company". | $4,000 | [PMT2002-00552-SGN](https://nearbypermits.com/boulder/permit/PMT2002-00552-SGN/) | | Feb 25, 2002 | Fire systems | Fire Sprinkler System - Ste. 102 | $530 | [PMT2002-00629-FIR](https://nearbypermits.com/boulder/permit/PMT2002-00629-FIR/) | | Feb 19, 2002 | Fire systems | Fire Alarm - 1st and 2nd floor | $3,500 | [PMT2002-00457-FIR](https://nearbypermits.com/boulder/permit/PMT2002-00457-FIR/) | | Jan 28, 2002 | Mechanical (HVAC) | Tenant finish | $5,000 | [PMT2002-00348-MEC](https://nearbypermits.com/boulder/permit/PMT2002-00348-MEC/) | | Jan 28, 2002 | Electrical | Tenant finish | $5,000 | [PMT2002-00348-ELE](https://nearbypermits.com/boulder/permit/PMT2002-00348-ELE/) | | Jan 28, 2002 | Other | Tenant finish | $26,000 | [PMT2002-00348](https://nearbypermits.com/boulder/permit/PMT2002-00348/) | | Dec 7, 2001 | Electrical | Tenant finish for CTX Mortgage (First Floor). | $12,450 | [PMT2001-04910-ELE](https://nearbypermits.com/boulder/permit/PMT2001-04910-ELE/) | | Dec 7, 2001 | Other | Tenant finish for CTX Mortgage (First Floor). | $77,000 | [PMT2001-04910](https://nearbypermits.com/boulder/permit/PMT2001-04910/) | | Dec 4, 2001 | Fire systems | Fire Sprinkler System - CTX Mortage - 1st Floor | $1,072 | [PMT2001-05295-FIR](https://nearbypermits.com/boulder/permit/PMT2001-05295-FIR/) | | Nov 27, 2001 | Fire systems | Fire sprinkler system - hogan & Hartson | $13,850 | [PMT2001-05186-FIR](https://nearbypermits.com/boulder/permit/PMT2001-05186-FIR/) | | Nov 6, 2001 | Plumbing | Tenant finish to include partial first floor, entire 2nd floor. Interior demolition permit PMT2001-04236 | $10,000 | [PMT2001-04235-PLB](https://nearbypermits.com/boulder/permit/PMT2001-04235-PLB/) | | Nov 6, 2001 | Mechanical (HVAC) | Tenant finish to include partial first floor, entire 2nd floor. Interior demolition permit PMT2001-04236 | $93,000 | [PMT2001-04235-MEC](https://nearbypermits.com/boulder/permit/PMT2001-04235-MEC/) | | Nov 6, 2001 | Electrical | Tenant finish to include partial first floor, entire 2nd floor. Interior demolition permit PMT2001-04236 | $137,000 | [PMT2001-04235-ELE](https://nearbypermits.com/boulder/permit/PMT2001-04235-ELE/) | | Nov 6, 2001 | Alteration or repair | Tenant finish to include partial first floor, entire 2nd floor. Interior demolition permit PMT2001-04236 | $1,150,000 | [PMT2001-04235](https://nearbypermits.com/boulder/permit/PMT2001-04235/) | | Sep 26, 2001 | Demolition | Interior demolition associated with PMT2001-04235 | Not listed | [PMT2001-04236-DEM](https://nearbypermits.com/boulder/permit/PMT2001-04236-DEM/) | | Jun 28, 2001 | Fire systems | Fire Suppression System - 3rd floor | $4,963 | [PMT2001-02715-FIR](https://nearbypermits.com/boulder/permit/PMT2001-02715-FIR/) | | May 17, 2001 | Fire systems | Fire Alarm System - 2nd floor only | $3,500 | [PMT2001-01872-FIR](https://nearbypermits.com/boulder/permit/PMT2001-01872-FIR/) | | May 16, 2001 | Fire systems | Fire Alarm System 3rd and 4th floor | $38,000 | [PMT2001-01938-FIR](https://nearbypermits.com/boulder/permit/PMT2001-01938-FIR/) | | May 16, 2001 | Fire systems | Fire sprinkler system - 2nd floor | $4,500 | [PMT2001-01924-FIR](https://nearbypermits.com/boulder/permit/PMT2001-01924-FIR/) | | Apr 24, 2001 | Fire systems | Fire Sprinkler System - 3rd and 4th floor tenant finish | $7,737 | [PMT2001-01537-FIR](https://nearbypermits.com/boulder/permit/PMT2001-01537-FIR/) | | Mar 28, 2001 | Plumbing | Tenant finish for 3rd and 4th floor in core and shell building. | $90,000 | [PMT2000-05105-PLB](https://nearbypermits.com/boulder/permit/PMT2000-05105-PLB/) | | Mar 28, 2001 | Mechanical (HVAC) | Tenant finish for 3rd and 4th floor in core and shell building. | $141,200 | [PMT2000-05105-MEC](https://nearbypermits.com/boulder/permit/PMT2000-05105-MEC/) | | Mar 28, 2001 | Electrical | Tenant finish for 3rd and 4th floor in core and shell building. | $301,000 | [PMT2000-05105-ELE](https://nearbypermits.com/boulder/permit/PMT2000-05105-ELE/) | | Mar 28, 2001 | New building | Tenant finish for 3rd and 4th floor in core and shell building. | $1,483,314 | [PMT2000-05105](https://nearbypermits.com/boulder/permit/PMT2000-05105/) | | Mar 21, 2001 | Plumbing | Tenant finish (second floor) | $17,750 | [PMT2001-00618-PLB](https://nearbypermits.com/boulder/permit/PMT2001-00618-PLB/) | | Mar 21, 2001 | Mechanical (HVAC) | Tenant finish (second floor) | $35,500 | [PMT2001-00618-MEC](https://nearbypermits.com/boulder/permit/PMT2001-00618-MEC/) | | Mar 21, 2001 | Electrical | Tenant finish (second floor) | $35,500 | [PMT2001-00618-ELE](https://nearbypermits.com/boulder/permit/PMT2001-00618-ELE/) | | Mar 21, 2001 | Other | Tenant finish (second floor) | $355,000 | [PMT2001-00618](https://nearbypermits.com/boulder/permit/PMT2001-00618/) | | Jan 12, 2001 | Elevator | Install 2 passenger six stop elevators. | $189,500 | [PMT2000-03890](https://nearbypermits.com/boulder/permit/PMT2000-03890/) | | Oct 17, 2000 | Fire systems | Fire alarm system - Core and Shell | $4,200 | [PMT2000-04250-FIR](https://nearbypermits.com/boulder/permit/PMT2000-04250-FIR/) | | Oct 9, 2000 | Fire systems | Fire Sprinkler System - Core and Shell | $52,335 | [PMT2000-04119-FIR](https://nearbypermits.com/boulder/permit/PMT2000-04119-FIR/) | | Mar 7, 2000 | Plumbing | Four story office building core and shell with a two level underground parking garage below to north of existing bank/office building on same parcel. Landscaping and sitework for entire parcel also included. Gross floor area = 54845 SF (54745 sf Net) Landscape and sitework under log # 10929. | $145,000 | [PMT1999-10930-PLB](https://nearbypermits.com/boulder/permit/PMT1999-10930-PLB/) | | Mar 7, 2000 | Mechanical (HVAC) | Four story office building core and shell with a two level underground parking garage below to north of existing bank/office building on same parcel. Landscaping and sitework for entire parcel also included. Gross floor area = 54845 SF (54745 sf Net) Landscape and sitework under log # 10929. | $710,000 | [PMT1999-10930-MEC](https://nearbypermits.com/boulder/permit/PMT1999-10930-MEC/) | | Mar 7, 2000 | Electrical | Four story office building core and shell with a two level underground parking garage below to north of existing bank/office building on same parcel. Landscaping and sitework for entire parcel also included. Gross floor area = 54845 SF (54745 sf Net) Landscape and sitework under log # 10929. | $195,000 | [PMT1999-10930-ELE](https://nearbypermits.com/boulder/permit/PMT1999-10930-ELE/) | | Mar 7, 2000 | New building | Four story office building core and shell with a two level underground parking garage below to north of existing bank/office building on same parcel. Landscaping and sitework for entire parcel also included. Gross floor area = 54845 SF (54745 sf Net) Landscape and sitework under log # 10929. | $5,775,000 | [PMT1999-10930](https://nearbypermits.com/boulder/permit/PMT1999-10930/) | | Jan 20, 2000 | Electrical | Temporary construction power for commercial office building. | $2,000 | [PMT2000-00359-ELE](https://nearbypermits.com/boulder/permit/PMT2000-00359-ELE/) | | Dec 21, 1999 | Grading | Excavation - shoring - grading revocable permit # rp99062 | Not listed | [PMT2000-00103-GRA](https://nearbypermits.com/boulder/permit/PMT2000-00103-GRA/) | | Jun 21, 1999 | Fire systems | Fire install fire sprinkler system | $875 | [PMT1999-05146-FIR](https://nearbypermits.com/boulder/permit/PMT1999-05146-FIR/) | | May 21, 1999 | Mechanical (HVAC) | Mechanical | $500 | [PMT1999-04210-MEC](https://nearbypermits.com/boulder/permit/PMT1999-04210-MEC/) | | May 21, 1999 | Plumbing | Plumbing | $2,000 | [PMT1999-04209-PLB](https://nearbypermits.com/boulder/permit/PMT1999-04209-PLB/) | | May 21, 1999 | Electrical | Electrical | $16,990 | [PMT1999-04208-ELE](https://nearbypermits.com/boulder/permit/PMT1999-04208-ELE/) | | May 21, 1999 | Alteration or repair | Lobby tenant finish the original general permit number is 994207. | $90,000 | [PMT1999-04207](https://nearbypermits.com/boulder/permit/PMT1999-04207/) | | Jan 15, 1999 | Sign | Sign electrical free standing permanent sign | $2,800 | [PMT1999-00285-SGN](https://nearbypermits.com/boulder/permit/PMT1999-00285-SGN/) | | Jan 13, 1999 | Electrical | Electrical electrical hook up for monument sign | $750 | [PMT1999-00388-ELE](https://nearbypermits.com/boulder/permit/PMT1999-00388-ELE/) | | Sep 10, 1998 | Sign | Sign erect a permanent non electric sign | $2,000 | [PMT1998-06170-SGN](https://nearbypermits.com/boulder/permit/PMT1998-06170-SGN/) | | Sep 10, 1998 | Sign | Sign erect a permanent non electric sign | $2,000 | [PMT1998-06169-SGN](https://nearbypermits.com/boulder/permit/PMT1998-06169-SGN/) | | Sep 1, 1998 | Electrical | Electrical wiring for two US bank signs | $400 | [PMT1998-05973-ELE](https://nearbypermits.com/boulder/permit/PMT1998-05973-ELE/) | | Sep 1, 1998 | Fire systems | Fire fire alarm detection system | $11,000 | [PMT1998-05972-FIR](https://nearbypermits.com/boulder/permit/PMT1998-05972-FIR/) | | Aug 26, 1998 | Elevator | Elevator install floor tone double gongs hall braille & pad | $4,536 | [PMT1998-05841](https://nearbypermits.com/boulder/permit/PMT1998-05841/) | | Jul 23, 1998 | Fire systems | Fire install sprinkler system | $20,864 | [PMT1998-04939-FIR](https://nearbypermits.com/boulder/permit/PMT1998-04939-FIR/) | | Jul 2, 1998 | Plumbing | Plumbing ADD 3 SINKS | $2,500 | [PMT1998-04377-PLB](https://nearbypermits.com/boulder/permit/PMT1998-04377-PLB/) | | Jun 19, 1998 | Electrical | Electrical electrical wiring | $61,000 | [PMT1998-04028-ELE](https://nearbypermits.com/boulder/permit/PMT1998-04028-ELE/) | | Jun 16, 1998 | Alteration or repair | Tenant finish the original general permit number is 983900. | $326,900 | [PMT1998-03900](https://nearbypermits.com/boulder/permit/PMT1998-03900/) | | Jun 11, 1998 | Plumbing | Plumbing water heater 3 toilets 5 lavs 2 floor drains | $9,000 | [PMT1998-03768-PLB](https://nearbypermits.com/boulder/permit/PMT1998-03768-PLB/) | | Jun 3, 1998 | Electrical | Electrical electrical on remodel & service change | $101,000 | [PMT1998-03579-ELE](https://nearbypermits.com/boulder/permit/PMT1998-03579-ELE/) | | Jun 1, 1998 | Mechanical (HVAC) | Mechanical mechanical on remodel & addition | $150,000 | [PMT1998-03523-MEC](https://nearbypermits.com/boulder/permit/PMT1998-03523-MEC/) | | May 15, 1998 | Sign | Sign replace a permanent electric sign | $2,300 | [PMT1998-02921-SGN](https://nearbypermits.com/boulder/permit/PMT1998-02921-SGN/) | | May 15, 1998 | Sign | Sign replace a permanent electric sign | $2,000 | [PMT1998-02920-SGN](https://nearbypermits.com/boulder/permit/PMT1998-02920-SGN/) | | May 15, 1998 | Sign | Sign replace permanent electric sign | $2,000 | [PMT1998-02919-SGN](https://nearbypermits.com/boulder/permit/PMT1998-02919-SGN/) | | Mar 27, 1998 | Sign | Sign replace permanant electric wall sign | $2,446 | [PMT1998-01912-SGN](https://nearbypermits.com/boulder/permit/PMT1998-01912-SGN/) | | Mar 27, 1998 | Sign | Sign replace permanent electric wall sign | $2,446 | [PMT1998-01911-SGN](https://nearbypermits.com/boulder/permit/PMT1998-01911-SGN/) | | Mar 27, 1998 | Sign | Sign replace permanent electric free standing sign | $2,446 | [PMT1998-01910-SGN](https://nearbypermits.com/boulder/permit/PMT1998-01910-SGN/) | | Feb 19, 1998 | New building | Temporary pedestrian walkway the original general permit number is 981079. | $500 | [PMT1998-01079](https://nearbypermits.com/boulder/permit/PMT1998-01079/) | | Feb 5, 1998 | Mechanical (HVAC) | Mechanical install forced air furnace at 1460 walnut street unit 3 | $1,500 | [PMT1998-00851-MEC](https://nearbypermits.com/boulder/permit/PMT1998-00851-MEC/) | | Jan 6, 1998 | Addition | Remodel & addition the original general permit number is 977281. | $758,000 | [PMT1997-07281](https://nearbypermits.com/boulder/permit/PMT1997-07281/) | | Oct 28, 1997 | Demolition | Demolition demolition of interior partitions | Not listed | [PMT1997-06781-DEM](https://nearbypermits.com/boulder/permit/PMT1997-06781-DEM/) | | Jan 30, 1997 | Mechanical (HVAC) | Mechanical mechanical tenant finish - relocate registers - ad | $350 | [PMT1997-00545-MEC](https://nearbypermits.com/boulder/permit/PMT1997-00545-MEC/) | | Jan 24, 1997 | Fire systems | Fire tenant finish sprinkler system | $250 | [PMT1997-00426-FIR](https://nearbypermits.com/boulder/permit/PMT1997-00426-FIR/) | | Jan 23, 1997 | Electrical | Electrical electrical on tenant finish | $720 | [PMT1997-00406-ELE](https://nearbypermits.com/boulder/permit/PMT1997-00406-ELE/) | | Dec 30, 1996 | Alteration or repair | Tenant finish the original general permit number is 968418. | $4,500 | [PMT1996-08418](https://nearbypermits.com/boulder/permit/PMT1996-08418/) | | Dec 2, 1992 | Mechanical (HVAC) | Mechanical BATH FAN | $200 | [PMT1992-05813-MEC](https://nearbypermits.com/boulder/permit/PMT1992-05813-MEC/) | | Nov 20, 1992 | Alteration or repair | Install shower in closet of existing office space the original general permit | $1,850 | [PMT1992-05574](https://nearbypermits.com/boulder/permit/PMT1992-05574/) | | Jul 6, 1990 | Alteration or repair | Rmdl. The original general permit number is r1388. | $5,000 | [PMT1990-R1388](https://nearbypermits.com/boulder/permit/PMT1990-R1388/) | | Jul 3, 1990 | Electrical | Electrical bsmt rmdl wiring | $570 | [PMT1990-R1381-ELE](https://nearbypermits.com/boulder/permit/PMT1990-R1381-ELE/) | | Jun 26, 1990 | Alteration or repair | Rmdl. The original general permit number is r1187. | $2,000 | [PMT1990-R1187](https://nearbypermits.com/boulder/permit/PMT1990-R1187/) | | Dec 11, 1989 | Fire systems | Fire fire alarm/det system | Not listed | [PMT1989-P7236-FIR](https://nearbypermits.com/boulder/permit/PMT1989-P7236-FIR/) | | Sep 25, 1989 | Alteration or repair | Tenant finish. The original general permit number is p5612. | $65,000 | [PMT1989-P5612](https://nearbypermits.com/boulder/permit/PMT1989-P5612/) | | Sep 25, 1989 | Alteration or repair | Tenant finish the original general permit number is 5612. | $65,000 | [PMT1989-05612](https://nearbypermits.com/boulder/permit/PMT1989-05612/) | | Aug 14, 1989 | Electrical | Electrical UPGRADE ELEC | $3,700 | [PMT1989-P4694-ELE](https://nearbypermits.com/boulder/permit/PMT1989-P4694-ELE/) | | Jul 18, 1989 | Mechanical (HVAC) | Mechanical install a/c unit | $16,781 | [PMT1989-P3991-MEC](https://nearbypermits.com/boulder/permit/PMT1989-P3991-MEC/) | | Apr 11, 1989 | Electrical | Electrical addtl fee assessed. | Not listed | [PMT1989-P1769-ELE](https://nearbypermits.com/boulder/permit/PMT1989-P1769-ELE/) | | Feb 2, 1989 | Electrical | Electrical additional elec panels | $3,100 | [PMT1989-P0381-ELE](https://nearbypermits.com/boulder/permit/PMT1989-P0381-ELE/) | | Oct 23, 1987 | Alteration or repair | Elevator alter exist elevator | $250 | [PMT1987-M4720](https://nearbypermits.com/boulder/permit/PMT1987-M4720/) | ## More on this street Other addresses on Walnut St with permits, nearest house number first: - [1401 Walnut St](https://nearbypermits.com/boulder/address/1401-walnut-st/): newest permit Aug 7, 2026 - [1545 Walnut St](https://nearbypermits.com/boulder/address/1545-walnut-st/): newest permit Jun 9, 2025 - [1375 Walnut St](https://nearbypermits.com/boulder/address/1375-walnut-st/): newest permit May 7, 2026 - [1360 Walnut St 103](https://nearbypermits.com/boulder/address/1360-walnut-st-103/): newest permit Sep 4, 2026 - [1603 Walnut St](https://nearbypermits.com/boulder/address/1603-walnut-st/): newest permit Jul 20, 2026 - [1620 Walnut St](https://nearbypermits.com/boulder/address/1620-walnut-st/): newest permit May 13, 2025 - [1634 Walnut St C](https://nearbypermits.com/boulder/address/1634-walnut-st-c/): newest permit Sep 24, 2026 - [1301 Walnut St](https://nearbypermits.com/boulder/address/1301-walnut-st/): newest permit Jul 1, 2026 - [1300 Walnut St](https://nearbypermits.com/boulder/address/1300-walnut-st/): newest permit Jul 25, 2025 - [1655 Walnut St 301](https://nearbypermits.com/boulder/address/1655-walnut-st-301/): newest permit Jan 15, 2026 --- Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-06 13:11 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ All 165 permits at this address: https://nearbypermits.com/boulder/address/1470-walnut-st/