# Building permits at 525 Aurora Ave, Boulder, CO

Three permits on record here. The newest, Sep 23: Replacement of 100,000 BTU 92% Gas Furnace with 100,000 BTU 98% Gas Furnace AC: Replacement of 3.5 Ton 17. 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 23, 2026 | Mechanical (HVAC) | Replacement of 100,000 BTU 92% Gas Furnace with 100,000 BTU 98% Gas Furnace AC: Replacement of 3.5 Ton 17 SEER AC with 3 Ton 20 SEER HP Any electrical work required beyond a like-for-like replacement of equipment will require an electrical permit for inspection of the electrical scope. PLEASE NOTE:  | $23,037 | [MEC2026-01798](https://nearbypermits.com/boulder/permit/MEC2026-01798/) |
| May 2, 2012 | Roofing | Remove existing roofing and re-roof residence with Versico 45 mil white TPO over dens deck and 1/4"/ft tapered polystyrene. 27 square, 1/4:1 pitch | $17,064 | [PMT2012-02089-RFG](https://nearbypermits.com/boulder/permit/PMT2012-02089-RFG/) |
| Nov 7, 2011 | Mechanical (HVAC) | Replacement Forced Air Furnace, Replacement Comfort Cooling | $12,925 | [PMT2011-20302-MEC](https://nearbypermits.com/boulder/permit/PMT2011-20302-MEC/) |

## More on this street

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

- [501 Aurora Ave](https://nearbypermits.com/boulder/address/501-aurora-ave/): newest permit Jul 25, 2025
- [802 Aurora Ave](https://nearbypermits.com/boulder/address/802-aurora-ave/): newest permit Sep 18, 2026
- [807 Aurora Ave](https://nearbypermits.com/boulder/address/807-aurora-ave/): newest permit Feb 3, 2026
- [875 Aurora Ave](https://nearbypermits.com/boulder/address/875-aurora-ave/): newest permit Aug 20, 2026
- [960 Aurora Ave](https://nearbypermits.com/boulder/address/960-aurora-ave/): newest permit Sep 17, 2026
- [970 Aurora Ave A100](https://nearbypermits.com/boulder/address/970-aurora-ave-a100/): newest permit Sep 18, 2026
- [1715 Aurora Ave](https://nearbypermits.com/boulder/address/1715-aurora-ave/): newest permit Nov 7, 2025
- [4160 Aurora Ave](https://nearbypermits.com/boulder/address/4160-aurora-ave/): newest permit Nov 12, 2024

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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 02:50 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

All 3 permits at this address: https://nearbypermits.com/boulder/address/525-aurora-ave/