# Building permits at 300 Forest Ave, Boulder, CO

One permit here in the last two years. The newest, Jul 1: Installing new mini split heat pump system for single family dwelling - includes electrical PLEASE NOTE. 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 |
|---|---|---|---|---|
| Jul 1, 2026 | Mechanical (HVAC) | Installing new mini split heat pump system for single family dwelling - includes electrical 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 provid | $24,978 | [MEC2026-01058](https://nearbypermits.com/boulder/permit/MEC2026-01058/) |

## More on this street

Other addresses on Forest Ave with permits, nearest house number first:

- [305 Forest Ave](https://nearbypermits.com/boulder/address/305-forest-ave/): newest permit Jan 17, 2025
- [390 Forest Ave](https://nearbypermits.com/boulder/address/390-forest-ave/): newest permit Nov 13, 2025
- [515 Forest Ave](https://nearbypermits.com/boulder/address/515-forest-ave/): newest permit Aug 31, 2026
- [907 Forest Ave](https://nearbypermits.com/boulder/address/907-forest-ave/): newest permit Mar 20, 2026
- [1023 Forest Ave](https://nearbypermits.com/boulder/address/1023-forest-ave/): newest permit Aug 19, 2026
- [1755 Forest Ave](https://nearbypermits.com/boulder/address/1755-forest-ave/): newest permit Apr 23, 2025
- [1775 Forest Ave](https://nearbypermits.com/boulder/address/1775-forest-ave/): newest permit Oct 24, 2024
- [1805 Forest Ave](https://nearbypermits.com/boulder/address/1805-forest-ave/): newest permit Sep 14, 2026
- [1860 Forest Ave](https://nearbypermits.com/boulder/address/1860-forest-ave/): newest permit Mar 31, 2026
- [2299 Forest Ave](https://nearbypermits.com/boulder/address/2299-forest-ave/): newest permit Sep 11, 2026

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-06 18:03 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/300-forest-ave/