# Building permits at 3901 Promontory Ct, Boulder, CO 12 permits on record here. The newest, May 28, 2025: Finish unfinished storage closet in basement. 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 28, 2025 | Alteration or repair | Finish unfinished storage closet in basement. Add 2"x4" walls to two sides, electric outlets and lights. Drywall, texture and paint. Room is 10' x 18'. Reroute existing venting for furnace room into ceiling and walls. REVISION 7/18/25 New construction plans reflecting conversion of unfinished baseme | $3,849 | [BLD-SFD2025-00177](https://nearbypermits.com/boulder/permit/BLD-SFD2025-00177/) | | Sep 17, 2024 | Mechanical (HVAC) | Installation of LG Ductless - 12k - Single Zone with electrical subcontracted | $5,946 | [MEC2024-01340](https://nearbypermits.com/boulder/permit/MEC2024-01340/) | | Nov 21, 2017 | Mechanical (HVAC) | *Voided for inactivity due to no inspections performed within 180 days of issuance.*Replacement Water Heater | $1,699 | [PMT2017-20542-MEC](https://nearbypermits.com/boulder/permit/PMT2017-20542-MEC/) | | Nov 18, 2017 | Mechanical (HVAC) | Replacement Water Heater | $800 | [PMT2017-20536-MEC](https://nearbypermits.com/boulder/permit/PMT2017-20536-MEC/) | | Jun 24, 2009 | Mechanical (HVAC) | New Comfort Cooling | $1,817 | [PMT2009-20109-MEC](https://nearbypermits.com/boulder/permit/PMT2009-20109-MEC/) | | Jul 18, 2006 | Mechanical (HVAC) | New Comfort Cooling | $1,953 | [PMT2006-20181-MEC](https://nearbypermits.com/boulder/permit/PMT2006-20181-MEC/) | | Apr 20, 2004 | Mechanical (HVAC) | Replacement Water Heater, Replacement Forced Air Furnace | $2,404 | [PMT2004-20156-MEC](https://nearbypermits.com/boulder/permit/PMT2004-20156-MEC/) | | Mar 22, 1991 | Addition | Redwood deck overhang the original general permit number is 7122. | $1,000 | [PMT1991-07122](https://nearbypermits.com/boulder/permit/PMT1991-07122/) | | Sep 7, 1989 | Fence, wall or deck | Fence 4 FT redwood fence | $1,300 | [PMT1989-P5276-FEN](https://nearbypermits.com/boulder/permit/PMT1989-P5276-FEN/) | | Jun 2, 1989 | Alteration or repair | Finish bsmt. The original general permit number is p2875. | $10,250 | [PMT1989-P2875](https://nearbypermits.com/boulder/permit/PMT1989-P2875/) | | Nov 9, 1988 | Electrical | Electrical temp const power | Not listed | [PMT1988-N2574-ELE](https://nearbypermits.com/boulder/permit/PMT1988-N2574-ELE/) | | May 24, 1988 | New building | 1 Dw un. The original general permit number is m7666. | $125,000 | [PMT1988-M7666](https://nearbypermits.com/boulder/permit/PMT1988-M7666/) | ## 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 Promontory Ct with permits, nearest house number first: - [3897 Promontory Ct](https://nearbypermits.com/boulder/address/3897-promontory-ct/): newest permit Jan 21, 2026 - [3905 Promontory Ct](https://nearbypermits.com/boulder/address/3905-promontory-ct/): newest permit Jul 8, 2025 - [3894 Promontory Ct](https://nearbypermits.com/boulder/address/3894-promontory-ct/): newest permit Sep 24, 2025 - [3913 Promontory Ct](https://nearbypermits.com/boulder/address/3913-promontory-ct/): newest permit Jul 11, 2025 - [3925 Promontory Ct](https://nearbypermits.com/boulder/address/3925-promontory-ct/): newest permit Dec 18, 2025 - [3934 Promontory Ct](https://nearbypermits.com/boulder/address/3934-promontory-ct/): newest permit Sep 18, 2025 - [3941 Promontory Ct](https://nearbypermits.com/boulder/address/3941-promontory-ct/): newest permit Jan 16, 2026 - [3966 Promontory Ct](https://nearbypermits.com/boulder/address/3966-promontory-ct/): newest permit Mar 5, 2026 - [3973 Promontory Ct](https://nearbypermits.com/boulder/address/3973-promontory-ct/): newest permit Mar 30, 2026 - [3981 Promontory Ct](https://nearbypermits.com/boulder/address/3981-promontory-ct/): newest permit Oct 10, 2024 --- Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-08 22:49 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ All 12 permits at this address: https://nearbypermits.com/boulder/address/3901-promontory-ct/