# Addition permit BLD-SFD2025-00508 at 521 Iris Ave, Boulder

Boulder Planning and Development Services permit BLD-SFD2025-00508: issued Sep 2, 2026 for addition work at 521 Iris Ave. 126 s.f. front porch addition. No interior work or expansion of habitable space - porch only. 1/21/2026 Revision of scope to include 1 exterior door.

- Permit number: BLD-SFD2025-00508
- Issued: Sep 2, 2026
- Type of work: Addition (city: Building Permit - Single Family Detached Dwelling, Addition and Alteration)
- Status: Issued (city: Issued)
- Reported cost: $26,500
- ZIP code: 80304
- All permits at this address: https://nearbypermits.com/boulder/address/521-iris-ave/

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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 03:49 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 521 Iris Ave: https://nearbypermits.com/boulder/address/521-iris-ave/