# Building permits at 845 6th St, Boulder, CO

One permit here in the last two years. The newest, Mar 4, 2025: VOID- 180 Days no activity Replace furnace - new 80K BTU 80% furnace [1 of 3-4 systems at home]. 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 |
|---|---|---|---|---|
| Mar 4, 2025 | Mechanical (HVAC) | VOID- 180 Days no activity Replace furnace - new 80K BTU 80% furnace [1 of 3-4 systems at home] | $8,914 | [MEC2025-00292](https://nearbypermits.com/boulder/permit/MEC2025-00292/) |

## More on this street

Other addresses on 6th St with permits, nearest house number first:

- [850 6th St](https://nearbypermits.com/boulder/address/850-6th-st/): newest permit May 13, 2025
- [819 6th St](https://nearbypermits.com/boulder/address/819-6th-st/): newest permit Dec 2, 2025
- [880 6th St](https://nearbypermits.com/boulder/address/880-6th-st/): newest permit Sep 2, 2026
- [730 6th St](https://nearbypermits.com/boulder/address/730-6th-st/): newest permit Nov 21, 2024
- [980 6th St](https://nearbypermits.com/boulder/address/980-6th-st/): newest permit Oct 1, 2025
- [1026 6th St](https://nearbypermits.com/boulder/address/1026-6th-st/): newest permit Oct 29, 2024
- [1055 6th St](https://nearbypermits.com/boulder/address/1055-6th-st/): newest permit Sep 2, 2026
- [1115 6th St](https://nearbypermits.com/boulder/address/1115-6th-st/): newest permit Oct 14, 2024
- [1116 6th St](https://nearbypermits.com/boulder/address/1116-6th-st/): newest permit Jun 12, 2026
- [1201 6th St](https://nearbypermits.com/boulder/address/1201-6th-st/): newest permit Dec 20, 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 14:27 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/845-6th-st/