# Building permits at 820 15th St, Boulder, CO

Eight permits on record here. The newest, Nov 18, 2025: Replace gas water heater - new electric on-demand water heater (4500W/0.92UEF) PLEASE NOTE: APPLICABLE ONLY. 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 |
|---|---|---|---|---|
| Nov 18, 2025 | Mechanical (HVAC) | Replace gas water heater - new electric on-demand water heater (4500W/0.92UEF) 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 photographi | $7,700 | [MEC2025-02028](https://nearbypermits.com/boulder/permit/MEC2025-02028/) |
| Jun 11, 2024 | Electrical | 1 - Tesla Powerwall 3, 6 - REC 420 Alpha Pure Black | $24,656 | [ELE2024-00469](https://nearbypermits.com/boulder/permit/ELE2024-00469/) |
| Apr 21, 2023 | Mechanical (HVAC) | Add minisplit - 1.5TON 22.5 SEER minisplit system w/ electrical hookup | $15,960 | [MEC2023-00575](https://nearbypermits.com/boulder/permit/MEC2023-00575/) |
| Feb 1, 2022 | Alteration or repair | Install one man door in raw opening, on the east wall of the existing detached garage, per engineering report. | $8,314 | [BLD-ACC2022-00002](https://nearbypermits.com/boulder/permit/BLD-ACC2022-00002/) |
| Nov 23, 2021 | Mechanical (HVAC) | installation of a direct vent gas burning insert (Q1 Envirofire). | $2,199 | [MEC2021-02285](https://nearbypermits.com/boulder/permit/MEC2021-02285/) |
| Jul 30, 2021 | Roofing | *Total tear-off & reroof of SFD, 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 accordance  | $4,767 | [RFG2021-00414](https://nearbypermits.com/boulder/permit/RFG2021-00414/) |
| Oct 24, 2012 | Mechanical (HVAC) | Replace existing furnace with 70K BTU forced-air furnace. | $1,200 | [PMT2012-05140-MEC](https://nearbypermits.com/boulder/permit/PMT2012-05140-MEC/) |
| Oct 17, 1988 | Electrical | Electrical rewire;outlets & switches | $300 | [PMT1988-N1845-ELE](https://nearbypermits.com/boulder/permit/PMT1988-N1845-ELE/) |

---
Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-06 09:00 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

All 8 permits at this address: https://nearbypermits.com/boulder/address/820-15th-st/