# Building permits at 3985 Promontory Ct, Boulder, CO 11 permits on record here. The newest, Sep 19, 2025: Installing a 4 ton ducted heat pump system. 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 | |---|---|---|---|---| | Sep 19, 2025 | Mechanical (HVAC) | Installing a 4 ton ducted heat pump system. All new plastic glued vents for fuel burning appliances must undergo pressure testing. To facilitate the inspection process, please provide photographic evidence of the pressure test directly to the assigned inspector on the day the rough mechanical inspec | $26,125 | [MEC2025-01533](https://nearbypermits.com/boulder/permit/MEC2025-01533/) | | Sep 5, 2025 | Mechanical (HVAC) | Remove existing water heater, installing 50 gallon electric heat pump water heater. 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, please provide photog | $3,800 | [MEC2025-01460](https://nearbypermits.com/boulder/permit/MEC2025-01460/) | | Oct 23, 2013 | Mechanical (HVAC) | Replace water damaged forced air furnace, 95% efficient unit, 100,000 btu. | $6,840 | [PMT2013-05799-MEC](https://nearbypermits.com/boulder/permit/PMT2013-05799-MEC/) | | Apr 30, 2012 | Mechanical (HVAC) | Replacement Comfort Cooling | $6,900 | [PMT2012-20086-MEC](https://nearbypermits.com/boulder/permit/PMT2012-20086-MEC/) | | Jun 7, 2007 | Roofing | Remove existing shingles and re-roof with dimensional shingles. 38 squares, 5:12 pitch. | $9,850 | [PMT2007-02256-RFG](https://nearbypermits.com/boulder/permit/PMT2007-02256-RFG/) | | May 23, 2007 | Roofing | Replace roofing. | $8,350 | [PMT2007-02039-RFG](https://nearbypermits.com/boulder/permit/PMT2007-02039-RFG/) | | Sep 25, 2003 | Mechanical (HVAC) | Replace forced air furnace with a 100,000 BTU 2 stage variable speed unit. | $4,715 | [PMT2003-04103-MEC](https://nearbypermits.com/boulder/permit/PMT2003-04103-MEC/) | | Sep 1, 1994 | Alteration or repair | Entry deck and stair the original general permit number is 946522. | $3,500 | [PMT1994-06522](https://nearbypermits.com/boulder/permit/PMT1994-06522/) | | Jul 20, 1988 | Alteration or repair | Reinforce deck. The original general permit number is m9757. | $300 | [PMT1988-M9757](https://nearbypermits.com/boulder/permit/PMT1988-M9757/) | | Jul 13, 1988 | Fence, wall or deck | Fence 5 foot fence | $1,600 | [PMT1988-M9623-FEN](https://nearbypermits.com/boulder/permit/PMT1988-M9623-FEN/) | | Mar 18, 1987 | New building | 1 Dw un. The original general permit number is m0061. | $115,000 | [PMT1987-M0061](https://nearbypermits.com/boulder/permit/PMT1987-M0061/) | ## More on this street Other addresses on Promontory Ct with permits, nearest house number first: - [3981 Promontory Ct](https://nearbypermits.com/boulder/address/3981-promontory-ct/): newest permit Oct 10, 2024 - [3973 Promontory Ct](https://nearbypermits.com/boulder/address/3973-promontory-ct/): newest permit Mar 30, 2026 - [3997 Promontory Ct](https://nearbypermits.com/boulder/address/3997-promontory-ct/): newest permit Jul 14, 2025 - [3998 Promontory Ct](https://nearbypermits.com/boulder/address/3998-promontory-ct/): newest permit Jun 25, 2026 - [3966 Promontory Ct](https://nearbypermits.com/boulder/address/3966-promontory-ct/): newest permit Mar 5, 2026 - [3941 Promontory Ct](https://nearbypermits.com/boulder/address/3941-promontory-ct/): newest permit Jan 16, 2026 - [3934 Promontory Ct](https://nearbypermits.com/boulder/address/3934-promontory-ct/): newest permit Sep 18, 2025 - [3925 Promontory Ct](https://nearbypermits.com/boulder/address/3925-promontory-ct/): newest permit Dec 18, 2025 - [3913 Promontory Ct](https://nearbypermits.com/boulder/address/3913-promontory-ct/): newest permit Jul 11, 2025 - [3905 Promontory Ct](https://nearbypermits.com/boulder/address/3905-promontory-ct/): newest permit Jul 8, 2025 --- Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-08 10:41 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ All 11 permits at this address: https://nearbypermits.com/boulder/address/3985-promontory-ct/