# Alteration or repair permit BLD-SFD2025-00277 at 120 30th St, Boulder

Boulder Planning and Development Services permit BLD-SFD2025-00277: issued Feb 6, 2026 for alteration or repair work at 120 30th St. Permit is to convert portion of existing SFD home to ADU. Unit will be within the building envelope and consist of a living room, a previously permitted bathroom, a kitchen with a previously permitted bar sink and a bedroom. There is a lockable separation between the ADU and the principal residence. Existing first floor sq ft is 1861 and 2nd floor is 750Sq ft for a total of 2611 sq ft of which 567 is proposed for the ADU. The ADU will use existing electrical, plumbing and HVAC. and will only require minor finishes.

- Permit number: BLD-SFD2025-00277
- Issued: Feb 6, 2026
- Type of work: Alteration or repair (city: Building Permit - Single Family Detached Dwelling, Alteration)
- Status: Finished (city: Letter of Completion)
- Reported cost: $8,368
- ZIP code: 80305
- All permits at this address: https://nearbypermits.com/boulder/address/120-30th-st/

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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 07:45 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 120 30th St: https://nearbypermits.com/boulder/address/120-30th-st/