# Addition permit 7120020-CN at 3218 31st Ave W, Seattle

Seattle Department of Construction and Inspections permit 7120020-CN: issued Jan 22, 2026 for addition work at 3218 31st Ave W. Construct alterations and exterior deck addition for one-family dwelling per plan.

- Permit number: 7120020-CN
- Issued: Jan 22, 2026
- Type of work: Addition (city: Addition/Alteration, Single Family/Duplex)
- Status: Issued (city: Issued)
- Reported cost: $86,963
- ZIP code: 98199
- All permits at this address: https://nearbypermits.com/seattle/address/3218-31st-ave-w/

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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 2026-10-18 11:07 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 3218 31st Ave W: https://nearbypermits.com/seattle/address/3218-31st-ave-w/