# Building permits at 2543 4th St, Boulder, CO

Three permits on record here. The newest, Sep 3, 2025: New addressable fire alarm system with full occupant notification in a 3 story 5 unit multi-family complex. 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 3, 2025 | Fire systems | New addressable fire alarm system with full occupant notification in a 3 story 5 unit multi-family complex. All signals to be transmitted by point contact ID format to a UL listed central station via new AES7707 wireless fire radio. (FAT) | $30,654 | [FIR2025-00245](https://nearbypermits.com/boulder/permit/FIR2025-00245/) |
| Mar 19, 2025 | Addition | 2543 4th Street, Building L, a remodel of existing historic nurses dormitory into five (5) congregate care units and a new stair/elevator addition. The building is a part of the overall Academy on Mapleton Hill development, LUR2016-00065, HIS2023-00018, TEC2024-00001. | $3,312,000 | [BLD-NRE2024-00100](https://nearbypermits.com/boulder/permit/BLD-NRE2024-00100/) |
| Jan 8, 2025 | Electrical | Temp power for permit number BLD-NRE2024-00100 | Not listed | [ELE2025-00012](https://nearbypermits.com/boulder/permit/ELE2025-00012/) |

## More on this street

Other addresses on 4th St with permits, nearest house number first:

- [2545 4th St](https://nearbypermits.com/boulder/address/2545-4th-st/): newest permit Aug 19, 2025
- [2529 4th St](https://nearbypermits.com/boulder/address/2529-4th-st/): newest permit Jul 16, 2026
- [2525 4th St](https://nearbypermits.com/boulder/address/2525-4th-st/): newest permit Aug 28, 2026
- [2521 4th St](https://nearbypermits.com/boulder/address/2521-4th-st/): newest permit Jun 23, 2025
- [2436 4th St](https://nearbypermits.com/boulder/address/2436-4th-st/): newest permit Nov 3, 2025
- [2435 4th St](https://nearbypermits.com/boulder/address/2435-4th-st/): newest permit Aug 21, 2026
- [2431 4th St](https://nearbypermits.com/boulder/address/2431-4th-st/): newest permit Dec 16, 2024
- [2429 4th St](https://nearbypermits.com/boulder/address/2429-4th-st/): newest permit Dec 27, 2024
- [2427 4th St](https://nearbypermits.com/boulder/address/2427-4th-st/): newest permit Mar 7, 2025
- [2425 4th St](https://nearbypermits.com/boulder/address/2425-4th-st/): newest permit Mar 28, 2025

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-06 21:48 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/2543-4th-st/