# Building permits at 2255 31st St, Boulder, CO

Eight permits here in the last two years. The newest, Jul 31: Pure green- existing space - first time tenant to include new walls. 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 |
|---|---|---|---|---|
| Jul 31, 2026 | Alteration or repair | Pure green- existing space - first time tenant to include new walls, finishes, fixtures, and lighting. | $200,000 | [BLD-MXU2026-00008](https://nearbypermits.com/boulder/permit/BLD-MXU2026-00008/) |
| Jun 16, 2026 | Fire systems | 8 head tenant finish to meet code coverage for wall/ceiling layout. | $1,298 | [FIR2026-00195](https://nearbypermits.com/boulder/permit/FIR2026-00195/) |
| Apr 28, 2026 | Fire systems | 2614038 - Pure green - suite 120 provide the following fire alarm system modification to accommodate the proposed construction for the pure green project in suite 120 of the pearl at boulder commons building located at 2255 31st street: 1. Provide & install two (2) horn strobes. 2. Provide & install | $4,815 | [FIR2026-00143](https://nearbypermits.com/boulder/permit/FIR2026-00143/) |
| Oct 17, 2025 | Sign | Install Channel Letters on ACM and Door and Window Vinyl on south frontage of building. | $4,320 | [SGN2025-00108](https://nearbypermits.com/boulder/permit/SGN2025-00108/) |
| Aug 8, 2025 | Fire systems | TI of 26 Heads (FSR13) | $12,045 | [FIR2025-00291](https://nearbypermits.com/boulder/permit/FIR2025-00291/) |
| Aug 8, 2025 | Fire systems | 2514099 - Beam light sauna - suite 110 - provide the following fire alarm system modification to accommodate the proposed construction for the beem light sauna project in suite 110 of the pearl at boulder commons building located at 2255 31st street: (fati) 1. Relocate (1) horn/strobe. 2. Provide &  | $8,680 | [FIR2025-00276](https://nearbypermits.com/boulder/permit/FIR2025-00276/) |
| Jul 11, 2025 | Sign | VOID- 180 No Activity Temporary window vinyl prior to opening. | $450 | [SGN2025-00065](https://nearbypermits.com/boulder/permit/SGN2025-00065/) |
| Jul 10, 2025 | Alteration or repair | Tenant improvements to include: nonstructural interior renovations only (finishes and fixtures) - interior layout updates, electrical HVAC and plumbing updates. 6/10/25 Reduced bathrooms adding a sauna room. 9/25/25 - Revised HVAC equipment and electrical requirements to meet landlord's revised core | $450,000 | [BLD-NRE2025-00052](https://nearbypermits.com/boulder/permit/BLD-NRE2025-00052/) |

## More on this street

Other addresses on 31st St with permits, nearest house number first:

- [2273 31st St](https://nearbypermits.com/boulder/address/2273-31st-st/): newest permit Sep 8, 2026
- [2511 31st St](https://nearbypermits.com/boulder/address/2511-31st-st/): newest permit Nov 25, 2024
- [2551 31st St](https://nearbypermits.com/boulder/address/2551-31st-st/): newest permit Nov 25, 2024
- [2601 31st St](https://nearbypermits.com/boulder/address/2601-31st-st/): newest permit Dec 3, 2024
- [780 31st St](https://nearbypermits.com/boulder/address/780-31st-st/): newest permit Dec 1, 2025
- [765 31st St](https://nearbypermits.com/boulder/address/765-31st-st/): newest permit Oct 24, 2024
- [701 31st St](https://nearbypermits.com/boulder/address/701-31st-st/): newest permit Jul 21, 2026
- [330 31st St](https://nearbypermits.com/boulder/address/330-31st-st/): newest permit Oct 8, 2025
- [320 31st St](https://nearbypermits.com/boulder/address/320-31st-st/): newest permit Nov 6, 2024
- [270 31st St](https://nearbypermits.com/boulder/address/270-31st-st/): newest permit Jun 11, 2026

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-07 16:07 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

All 8 permits at this address: https://nearbypermits.com/boulder/address/2255-31st-st/