# Building permits at 824 Walnut St 46, Boulder, CO

One permit on record here. The newest, Sep 9: Replace 2 ton 14SEER2 AC and 80% furnace with reconnect. 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 9, 2026 | Mechanical (HVAC) | Replace 2 ton 14SEER2 AC and 80% furnace with reconnect. 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 pres | $7,876 | [MEC2026-01658](https://nearbypermits.com/boulder/permit/MEC2026-01658/) |

## 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 Walnut St with permits, nearest house number first:

- [812 Walnut St](https://nearbypermits.com/boulder/address/812-walnut-st/): newest permit Sep 28, 2026
- [848 Walnut St](https://nearbypermits.com/boulder/address/848-walnut-st/): newest permit Jun 22, 2026
- [854 Walnut St](https://nearbypermits.com/boulder/address/854-walnut-st/): newest permit May 27, 2026
- [790 Walnut St B](https://nearbypermits.com/boulder/address/790-walnut-st-b/): newest permit Oct 27, 2025
- [770 Walnut St B](https://nearbypermits.com/boulder/address/770-walnut-st-b/): newest permit Aug 12, 2026
- [760 Walnut St](https://nearbypermits.com/boulder/address/760-walnut-st/): newest permit Mar 27, 2026
- [750 Walnut St](https://nearbypermits.com/boulder/address/750-walnut-st/): newest permit Sep 28, 2026
- [921 Walnut St](https://nearbypermits.com/boulder/address/921-walnut-st/): newest permit Aug 5, 2026
- [711 Walnut St](https://nearbypermits.com/boulder/address/711-walnut-st/): newest permit Jun 3, 2026
- [1002 Walnut St](https://nearbypermits.com/boulder/address/1002-walnut-st/): newest permit Dec 10, 2025

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-08 20:44 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/824-walnut-st-46/