# Building permits at 4820 Nautilus Ct N, Boulder, CO 27 permits on record here. The newest, May 11: All Structures must be permitted separately Total tear-off & reroof. 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 | |---|---|---|---|---| | May 11, 2026 | Roofing | All Structures must be permitted separately Total tear-off & reroof, 76 squares of dimensional shingles on a pitch represented as 4/12. All roof materials shall be installed per manufacturer?s specs.? Mid-roof inspection is required if 1) pitch is less than 4/12 or 2) for any roof type other than as | $50,000 | [RFG2026-00421](https://nearbypermits.com/boulder/permit/RFG2026-00421/) | | Nov 21, 2025 | Roofing | Total tear-off & reroof (or Roof Overlay ? specify scope), 8.64 squares of dimensional on a pitch represented as 4/12. All roof materials shall be installed per manufacturer?s specs.? Mid-roof inspection is required if 1) pitch is less than 4/12 or 2) for any roof type other than asphalt shingles (r | $4,371 | [RFG2025-00285](https://nearbypermits.com/boulder/permit/RFG2025-00285/) | | Mar 18, 2025 | Roofing | Total tear-off & reroof of SFD, 104.12 squares of dimensional shingles on a pitch represented as 5/12. All roof materials shall be installed per manufacturer?s specs. Mid-roof inspection required if pitch is less than 4/12. All roof covering materials shall be listed as Class A as tested in accordan | $39,136 | [RFG2025-00091](https://nearbypermits.com/boulder/permit/RFG2025-00091/) | | May 28, 2024 | Roofing | Total tear-off & reroof of SFD, 80.38 squares of dimensional shingles on a pitch represented as 5/12. All roof materials shall be installed per manufacturer?s specs. Mid-roof inspection required if pitch is less than 4/12. All roof covering materials shall be listed as Class A as tested in accordanc | $28,538 | [RFG2024-00246](https://nearbypermits.com/boulder/permit/RFG2024-00246/) | | Jan 13, 2023 | New building | New two-story 11,186 s.f. dining commons building for the Boulder Country Day School. The project contains a dining and serving area on level 1 supported by a commercial kitchen, storage, and restrooms. Four classrooms, a roof deck, and supporting spaces are located on level 2. | $8,148,271 | [BLD-NRE2022-00166](https://nearbypermits.com/boulder/permit/BLD-NRE2022-00166/) | | Oct 2, 2014 | Fire systems | Scope of work letter - adde three sprinklers | $450 | [PMT2012-03611-FIR](https://nearbypermits.com/boulder/permit/PMT2012-03611-FIR/) | | Apr 11, 2014 | Alteration or repair | Installation of storefront doorway inside school with access control. | $1,908 | [PMT2014-01113](https://nearbypermits.com/boulder/permit/PMT2014-01113/) | | Jul 13, 2012 | Mechanical (HVAC) | Mezzanine level addition to create supplemental administrative offices for Boulde Country Day School -- 196 sf. Includes associated electrical and mechanical. | $2,000 | [PMT2012-03079-MEC](https://nearbypermits.com/boulder/permit/PMT2012-03079-MEC/) | | Jul 13, 2012 | Electrical | Mezzanine level addition to create supplemental administrative offices for Boulde Country Day School -- 196 sf. Includes associated electrical and mechanical. | $3,000 | [PMT2012-03079-ELE](https://nearbypermits.com/boulder/permit/PMT2012-03079-ELE/) | | Jul 13, 2012 | Addition | Mezzanine level addition to create supplemental administrative offices for Boulde Country Day School -- 196 sf. Includes associated electrical and mechanical. | $25,000 | [PMT2012-03079](https://nearbypermits.com/boulder/permit/PMT2012-03079/) | | Jun 3, 2010 | Electrical | Creation of administrative office space for head of school. Division of existing teacher resource room into two offices. | $1,000 | [PMT2010-02168-ELE](https://nearbypermits.com/boulder/permit/PMT2010-02168-ELE/) | | Jun 3, 2010 | Alteration or repair | Creation of administrative office space for head of school. Division of existing teacher resource room into two offices. | $6,923 | [PMT2010-02168](https://nearbypermits.com/boulder/permit/PMT2010-02168/) | | Aug 19, 2009 | Electrical | Installation of four modular classrooms -- anticipated removal of classroom to occur on or before Jan 31, 2010. See separate minor modification -- do not issue until minor modification is approved. No plumbing. | $1,000 | [PMT2009-01906-ELE](https://nearbypermits.com/boulder/permit/PMT2009-01906-ELE/) | | Aug 19, 2009 | Alteration or repair | Installation of four modular classrooms -- anticipated removal of classroom to occur on or before Jan 31, 2010. See separate minor modification -- do not issue until minor modification is approved. No plumbing. | $2,000 | [PMT2009-01906](https://nearbypermits.com/boulder/permit/PMT2009-01906/) | | Mar 15, 2007 | Fence, wall or deck | Installation of 5 sections of replacement fence totalling approximately 315 linear feet. Fence to be replaced is approximately 48" in height -- replacement fence to be 6 feet in height and of a pickett type design. Fence to be located at/on property line or at least 18" from sidewalk, whichever is g | $15,000 | [PMT2007-00904-FEN](https://nearbypermits.com/boulder/permit/PMT2007-00904-FEN/) | | Dec 13, 2006 | Fire systems | Fire Alarm System - Locker room addition | $1,000 | [PMT2006-05224-FIR](https://nearbypermits.com/boulder/permit/PMT2006-05224-FIR/) | | Dec 8, 2006 | Fire systems | Fire Sprinkler System - Locker rooms | $4,750 | [PMT2006-05164-FIR](https://nearbypermits.com/boulder/permit/PMT2006-05164-FIR/) | | Feb 18, 2005 | Plumbing | Locker room addition of 1,498 s.f. to existing gym for Boulder Country Day School. | $8,500 | [PMT2004-04726-PLB](https://nearbypermits.com/boulder/permit/PMT2004-04726-PLB/) | | Feb 18, 2005 | Mechanical (HVAC) | Locker room addition of 1,498 s.f. to existing gym for Boulder Country Day School. | $5,600 | [PMT2004-04726-MEC](https://nearbypermits.com/boulder/permit/PMT2004-04726-MEC/) | | Feb 18, 2005 | Electrical | Locker room addition of 1,498 s.f. to existing gym for Boulder Country Day School. | $4,900 | [PMT2004-04726-ELE](https://nearbypermits.com/boulder/permit/PMT2004-04726-ELE/) | | Feb 18, 2005 | Addition | Locker room addition of 1,498 s.f. to existing gym for Boulder Country Day School. | $131,105 | [PMT2004-04726](https://nearbypermits.com/boulder/permit/PMT2004-04726/) | | Apr 21, 1999 | Fire systems | Fire install fire alarm detection system at 4950 N nautilus ct | $15,500 | [PMT1999-03330-FIR](https://nearbypermits.com/boulder/permit/PMT1999-03330-FIR/) | | Jan 12, 1999 | Mechanical (HVAC) | Mechanical mechanical for administration building | $24,120 | [PMT1999-00249-MEC](https://nearbypermits.com/boulder/permit/PMT1999-00249-MEC/) | | Jan 12, 1999 | Plumbing | Plumbing plumbing for adminstration building | $9,350 | [PMT1999-00248-PLB](https://nearbypermits.com/boulder/permit/PMT1999-00248-PLB/) | | Jan 12, 1999 | Electrical | Electrical electrical for administration building | $35,110 | [PMT1999-00247-ELE](https://nearbypermits.com/boulder/permit/PMT1999-00247-ELE/) | | Jan 12, 1999 | New building | Administration building the original general permit number is 990246. | $332,400 | [PMT1999-00246](https://nearbypermits.com/boulder/permit/PMT1999-00246/) | | Nov 24, 1998 | Electrical | Electrical temporary construction power at 4950 N nautilus ct | Not listed | [PMT1998-08113-ELE](https://nearbypermits.com/boulder/permit/PMT1998-08113-ELE/) | ## Zoning requests nearby We don't list zoning cases for Boulder yet. Look them up on the city's Board of Zoning Adjustment page: https://bouldercolorado.gov/government/board-commission/board-zoning-adjustment ## More on this street Other addresses on Nautilus Ct N with permits, nearest house number first: - [4830 Nautilus Ct N](https://nearbypermits.com/boulder/address/4830-nautilus-ct-n/): newest permit May 14, 2026 - [4840 Nautilus Ct N](https://nearbypermits.com/boulder/address/4840-nautilus-ct-n/): newest permit Apr 22, 2026 --- Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-16 20:31 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ All 27 permits at this address: https://nearbypermits.com/boulder/address/4820-nautilus-ct-n/