# Building permits at 4545 Sioux Dr, Boulder, CO

Two permits here in the last two years. The newest, May 14, 2025: New Fire Alarm System Upgrade (FATI). 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 14, 2025 | Fire systems | New Fire Alarm System Upgrade (FATI) | $65,000 | [FIR2025-00166](https://nearbypermits.com/boulder/permit/FIR2025-00166/) |
| Mar 21, 2025 | Fire systems | This is a small tenant finish that includes approx. 4 sprinklers to accommodate new interior renovations. (FSR13) | $1,988 | [FIR2025-00094](https://nearbypermits.com/boulder/permit/FIR2025-00094/) |

## More on this street

Other addresses on Sioux Dr with permits, nearest house number first:

- [4520 Sioux Dr](https://nearbypermits.com/boulder/address/4520-sioux-dr/): newest permit Jun 25, 2026
- [4660 Sioux Dr](https://nearbypermits.com/boulder/address/4660-sioux-dr/): newest permit Aug 19, 2026
- [4830 Sioux Dr](https://nearbypermits.com/boulder/address/4830-sioux-dr/): newest permit Sep 24, 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 20:12 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Both permits at this address: https://nearbypermits.com/boulder/address/4545-sioux-dr/