# Building permits at 880 37th St, Boulder, CO

One permit here in the last two years. The newest, Dec 9, 2025: Replace furnace and heat pump 97% eff 70K BTU 2 ton heat pump PLEASE NOTE: APPLICABLE ONLY TO SYSTEMS WITH. 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 |
|---|---|---|---|---|
| Dec 9, 2025 | Mechanical (HVAC) | replace furnace and heat pump 97% eff 70K BTU 2 ton heat pump 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 photographic evidence of the | $23,886 | [MEC2025-02204](https://nearbypermits.com/boulder/permit/MEC2025-02204/) |

## More on this street

Other addresses on 37th St with permits, nearest house number first:

- [865 37th St](https://nearbypermits.com/boulder/address/865-37th-st/): newest permit May 30, 2025
- [825 37th St](https://nearbypermits.com/boulder/address/825-37th-st/): newest permit Nov 6, 2025
- [810 37th St](https://nearbypermits.com/boulder/address/810-37th-st/): newest permit Jun 12, 2026
- [965 37th St](https://nearbypermits.com/boulder/address/965-37th-st/): newest permit Feb 25, 2026
- [785 37th St](https://nearbypermits.com/boulder/address/785-37th-st/): newest permit Sep 23, 2025
- [975 37th St](https://nearbypermits.com/boulder/address/975-37th-st/): newest permit Apr 21, 2025
- [780 37th St](https://nearbypermits.com/boulder/address/780-37th-st/): newest permit Nov 17, 2025
- [770 37th St](https://nearbypermits.com/boulder/address/770-37th-st/): newest permit Jan 21, 2025
- [990 37th St](https://nearbypermits.com/boulder/address/990-37th-st/): newest permit Jan 27, 2026
- [995 37th St](https://nearbypermits.com/boulder/address/995-37th-st/): newest permit Nov 12, 2025

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-07 16:29 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

The one permit at this address: https://nearbypermits.com/boulder/address/880-37th-st/