# Building permits at 1420 28th St, Boulder, CO 32 permits on record here. The newest, Oct 15, 2025: Add and remove 23 heads due to the new layout. 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 | |---|---|---|---|---| | Oct 15, 2025 | Fire systems | add and remove 23 heads due to the new layout. (Fsr13r) | $3,500 | [FIR2025-00354](https://nearbypermits.com/boulder/permit/FIR2025-00354/) | | Aug 5, 2025 | Alteration or repair | Tenant Finish/Remodel construction including new wall partitions, misc finishes, and all required MEP work suite 100 and 200 | $279,624 | [BLD-NRE2025-00061](https://nearbypermits.com/boulder/permit/BLD-NRE2025-00061/) | | Mar 7, 2022 | Electrical | Suite 100: Install of 12.8 kW of roof-mounted solar PV panels with 2 Tesla Powerwall batteries and 1 Tesla Gateway for backup. | $41,984 | [ELE2022-00250](https://nearbypermits.com/boulder/permit/ELE2022-00250/) | | Feb 17, 2022 | Electrical | Suite 200: Install of 5.2 kW of roof mounted solar PV panels with (2) Tesla Powerwall battery and (1) Tesla Gateway. Revisions submitted on 6/7: Resubmittal contains necessary changes required from City of Boulder building inspector Doug Lessig, changes are electrical only structural engineering sta | $17,056 | [ELE2022-00252](https://nearbypermits.com/boulder/permit/ELE2022-00252/) | | Nov 14, 2018 | Sign | *Replacement and relocation of an existing free-standing sign for Foley Oral Surgery. Electronic application. | $7,000 | [SGN2018-00059](https://nearbypermits.com/boulder/permit/SGN2018-00059/) | | Oct 1, 2018 | Plumbing | Interior remodel for a dentist's office to add a bathroom and breakroom. | $2,092 | [PLB2018-00347](https://nearbypermits.com/boulder/permit/PLB2018-00347/) | | Oct 1, 2018 | Mechanical (HVAC) | Interior remodel for a dentist's office to add a bathroom and breakroom. | $500 | [MEC2018-00815](https://nearbypermits.com/boulder/permit/MEC2018-00815/) | | Oct 1, 2018 | Alteration or repair | Floodplain Development permit for an interior remodel of an existing dentist's office to add a bathroom and a breakroom. | $10,461 | [FLD2018-00063](https://nearbypermits.com/boulder/permit/FLD2018-00063/) | | Oct 1, 2018 | Electrical | Interior remodel for a dentist's office to add a bathroom and breakroom. | $1,353 | [ELE2018-00697](https://nearbypermits.com/boulder/permit/ELE2018-00697/) | | Oct 1, 2018 | Alteration or repair | Interior remodel for a dentist's office to add a bathroom and breakroom. | $10,300 | [BLD-NRE2018-00117](https://nearbypermits.com/boulder/permit/BLD-NRE2018-00117/) | | Aug 7, 2018 | Roofing | *Voided for inactivity due to no inspections performed within 180 days of issuance.*Remove and install laminate asphalt shingle on a 50sf roof | $13,515 | [RFG2018-00291](https://nearbypermits.com/boulder/permit/RFG2018-00291/) | | Aug 2, 2018 | Roofing | *Voided for inactivity - no inspections within 180 days* Total tear-off & reroof of and existing dental office, 50 squares of asphalt shingles on a pitch represented as 5/12. All roof materials shall be installed per manufacturer?s specs. | $13,515 | [RFG2018-00318](https://nearbypermits.com/boulder/permit/RFG2018-00318/) | | Jun 6, 2018 | Fire systems | Add/Relocate sprinklers to accommodate new wall/ceiling layout for dentist's office. Dr. Foley. See PMT2017-03991 for general building permit. | $3,500 | [FIR2018-00099](https://nearbypermits.com/boulder/permit/FIR2018-00099/) | | Mar 29, 2018 | Plumbing | Dental office tenant remodel, 4505 sf. Scope to include a new PAN X-Ray, room 120. Associated MEP's covered within the scope of this permit, including the addition of (3) new bathrooms. Reference PMT2017-03992 (floodplain development permit), PMT2017-03993 (generator permit) and ADR2017-00157 (Minor | $50,000 | [PMT2017-03991-PLB](https://nearbypermits.com/boulder/permit/PMT2017-03991-PLB/) | | Mar 29, 2018 | Mechanical (HVAC) | Dental office tenant remodel, 4505 sf. Scope to include a new PAN X-Ray, room 120. Associated MEP's covered within the scope of this permit, including the addition of (3) new bathrooms. Reference PMT2017-03992 (floodplain development permit), PMT2017-03993 (generator permit) and ADR2017-00157 (Minor | $25,000 | [PMT2017-03991-MEC](https://nearbypermits.com/boulder/permit/PMT2017-03991-MEC/) | | Mar 29, 2018 | Electrical | Dental office tenant remodel, 4505 sf. Scope to include a new PAN X-Ray, room 120. Associated MEP's covered within the scope of this permit, including the addition of (3) new bathrooms. Reference PMT2017-03992 (floodplain development permit), PMT2017-03993 (generator permit) and ADR2017-00157 (Minor | $125,000 | [PMT2017-03991-ELE](https://nearbypermits.com/boulder/permit/PMT2017-03991-ELE/) | | Mar 29, 2018 | Alteration or repair | Dental office tenant remodel, 4505 sf. Scope to include a new PAN X-Ray, room 120. Associated MEP's covered within the scope of this permit, including the addition of (3) new bathrooms. Reference PMT2017-03992 (floodplain development permit), PMT2017-03993 (generator permit) and ADR2017-00157 (Minor | $345,841 | [PMT2017-03991](https://nearbypermits.com/boulder/permit/PMT2017-03991/) | | Mar 28, 2018 | Electrical | FLOODPLAIN DEVELOPMENT - Dental office tenant remodel, 4505 sf., place an emergency generator in an existing parking space, modify building envelope within the "Office Building PUD". Reference PMT2017-03991 (tenant remodel permit), PMT2017-03993 (generator permit) and ADR2017-00157 (Minor Modificati | $376,309 | [PMT2017-03992-FLD](https://nearbypermits.com/boulder/permit/PMT2017-03992-FLD/) | | Mar 2, 2018 | Demolition | Interior, non-structural demolition associated with the tenant remodel scope covered under PMT2017-03991. | Not listed | [PMT2018-00786-DEM](https://nearbypermits.com/boulder/permit/PMT2018-00786-DEM/) | | Oct 22, 2014 | Fire systems | Fa - radio | $500 | [PMT2014-04792-FIR](https://nearbypermits.com/boulder/permit/PMT2014-04792-FIR/) | | Jun 8, 2012 | Mechanical (HVAC) | Installation of three replacement RTUs -- identified as #1, #2 & #3 -- Suite 100. | $18,129 | [PMT2012-02775-MEC](https://nearbypermits.com/boulder/permit/PMT2012-02775-MEC/) | | Jul 1, 2010 | Fire systems | Dialer Replacement For Wendell Walker and Associates | $425 | [PMT2010-00324-FIR](https://nearbypermits.com/boulder/permit/PMT2010-00324-FIR/) | | Dec 2, 2009 | Fire systems | Addition of New Backflow Preventor For Wendell Walker and Associates | $2,971 | [PMT2009-04680-FIR](https://nearbypermits.com/boulder/permit/PMT2009-04680-FIR/) | | Dec 28, 1999 | Roofing | tear off and reroof with heritage 40 year 4/12 pitch | $4,800 | [PMT1999-12036-RFG](https://nearbypermits.com/boulder/permit/PMT1999-12036-RFG/) | | Nov 27, 1987 | Sign | Sign temp sign 180 days | $200 | [PMT1987-M4792-SGN](https://nearbypermits.com/boulder/permit/PMT1987-M4792-SGN/) | | Oct 22, 1987 | Fire systems | Fire fire sprinkler system | Not listed | [PMT1987-M4689-FIR](https://nearbypermits.com/boulder/permit/PMT1987-M4689-FIR/) | | Oct 22, 1987 | Other | Landscape. The original general permit number is m4674. | Not listed | [PMT1987-M4674-FLD](https://nearbypermits.com/boulder/permit/PMT1987-M4674-FLD/) | | Oct 22, 1987 | New building | Landscape. The original general permit number is m4674. | $4,000 | [PMT1987-M4674](https://nearbypermits.com/boulder/permit/PMT1987-M4674/) | | Oct 22, 1987 | Other | OFF. Building. The original general permit number is m4673. | Not listed | [PMT1987-M4673-FLD](https://nearbypermits.com/boulder/permit/PMT1987-M4673-FLD/) | | Oct 22, 1987 | New building | OFF. Building. The original general permit number is m4673. | $150,000 | [PMT1987-M4673](https://nearbypermits.com/boulder/permit/PMT1987-M4673/) | | Oct 7, 1987 | Electrical | Electrical temp const power | Not listed | [PMT1987-M4376-ELE](https://nearbypermits.com/boulder/permit/PMT1987-M4376-ELE/) | | Oct 2, 1987 | Alteration or repair | Ftgs, fdn wls. The original general permit number is m4248. | $10,000 | [PMT1987-M4248](https://nearbypermits.com/boulder/permit/PMT1987-M4248/) | ## More on this street Other addresses on 28th St with permits, nearest house number first: - [1400 28th St](https://nearbypermits.com/boulder/address/1400-28th-st/): newest permit Jun 29, 2026 - [1440 28th St](https://nearbypermits.com/boulder/address/1440-28th-st/): newest permit Sep 29, 2026 - [1349 28th St](https://nearbypermits.com/boulder/address/1349-28th-st/): newest permit Nov 21, 2025 - [1347 28th St](https://nearbypermits.com/boulder/address/1347-28th-st/): newest permit Oct 7, 2025 - [1345 28th St](https://nearbypermits.com/boulder/address/1345-28th-st/): newest permit Apr 27, 2026 - [1538 28th St](https://nearbypermits.com/boulder/address/1538-28th-st/): newest permit Jan 7, 2026 - [1629 28th St](https://nearbypermits.com/boulder/address/1629-28th-st/): newest permit Jan 7, 2026 - [1201 28th St](https://nearbypermits.com/boulder/address/1201-28th-st/): newest permit Nov 7, 2024 - [1200 28th St](https://nearbypermits.com/boulder/address/1200-28th-st/): newest permit Jul 24, 2025 - [1650 28th St 1230](https://nearbypermits.com/boulder/address/1650-28th-st-1230/): newest permit Apr 18, 2025 --- Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-06 23:52 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ All 32 permits at this address: https://nearbypermits.com/boulder/address/1420-28th-st/