# Addition permit 6129251-CN at 1135 18th Ave E, Seattle

Seattle Department of Construction and Inspections permit 6129251-CN: issued Jun 13, 2007 for addition work at 1135 18th Ave E. Closed as incomplete - expired permit. Construct a 2-story addition in the rear and interior alterations at all levels including install new baths and 1st-floor front porch alterations at an existing single family dwelling per plans.

- Permit number: 6129251-CN
- Issued: Jun 13, 2007
- Type of work: Addition (city: Addition/Alteration, Single Family/Duplex)
- Status: Finished (city: Completed)
- Reported cost: $150,000
- ZIP code: 98112
- All permits at this address: https://nearbypermits.com/seattle/address/1135-18th-ave-e/

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Source: Seattle Department of Construction and Inspections permit data (https://cos-data.seattle.gov/d/76t5-zqzr), City of Seattle. Checked 2026-10-08 13:47 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 1135 18th Ave E: https://nearbypermits.com/seattle/address/1135-18th-ave-e/