# Alteration or repair permit BLD-SFD2026-00120 at 1224 Mariposa Ave, Boulder

Boulder Planning and Development Services permit BLD-SFD2026-00120: issued Mar 12, 2026 for alteration or repair work at 1224 Mariposa Ave. Install (3) helical piers under the south center (rear) foundation (as shown on the attached plans) to help mitigate future vertical movement of these areas. Work Area: helical pier holes (3'x 3' = 9' x Qty.3) = 27' square feet.

- Permit number: BLD-SFD2026-00120
- Issued: Mar 12, 2026
- Type of work: Alteration or repair (city: Building Permit - Single Family Detached Dwelling, Repair)
- Status: Finished (city: Letter of Completion)
- Reported cost: $9,302
- ZIP code: 80302
- All permits at this address: https://nearbypermits.com/boulder/address/1224-mariposa-ave/

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-13 12:30 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 1224 Mariposa Ave: https://nearbypermits.com/boulder/address/1224-mariposa-ave/