# Building permits at 1045 12th St, Boulder, CO

One permit here in the last two years. The newest, May 27, 2025: Backflow Preventer Retrofit (BFP). 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 |
|---|---|---|---|---|
| May 27, 2025 | Fire systems | Backflow Preventer Retrofit (BFP) | $3,500 | [FIR2025-00192](https://nearbypermits.com/boulder/permit/FIR2025-00192/) |

## More on this street

Other addresses on 12th St with permits, nearest house number first:

- [1127 12th St](https://nearbypermits.com/boulder/address/1127-12th-st/): newest permit Jan 20, 2026
- [955 12th St](https://nearbypermits.com/boulder/address/955-12th-st/): newest permit Sep 28, 2026
- [1139 12th St](https://nearbypermits.com/boulder/address/1139-12th-st/): newest permit May 27, 2025
- [1146 12th St](https://nearbypermits.com/boulder/address/1146-12th-st/): newest permit May 9, 2025
- [1149 12th St](https://nearbypermits.com/boulder/address/1149-12th-st/): newest permit Nov 4, 2025
- [916 12th St](https://nearbypermits.com/boulder/address/916-12th-st/): newest permit May 16, 2025
- [907 12th St](https://nearbypermits.com/boulder/address/907-12th-st/): newest permit Dec 4, 2025
- [891 12th St](https://nearbypermits.com/boulder/address/891-12th-st/): newest permit Oct 8, 2025
- [845 12th St](https://nearbypermits.com/boulder/address/845-12th-st/): newest permit Oct 13, 2025
- [840 12th St](https://nearbypermits.com/boulder/address/840-12th-st/): newest permit Sep 29, 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 16:30 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/1045-12th-st/