# Building permits at 3870 Broadway 12, Boulder, CO

One permit on record here. The newest, Dec 5, 2025: Replacement of (1) window in a like for like sizing manner. 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 5, 2025 | Alteration or repair | Replacement of (1) window in a like for like sizing manner, no structural modifications to be made. Window will be installed as a nail flange application and to be plumb, level and square. Flanges to be covered with roll tape flashing and head flashing as required. All exterior trim to be caulked to | $2,365 | [BLD-SFA2025-00070](https://nearbypermits.com/boulder/permit/BLD-SFA2025-00070/) |

## 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

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-09 16:59 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/3870-broadway-12/