# Addition permit 7067777-CN at 8545 31st Ave NW, Seattle

Seattle Department of Construction and Inspections permit 7067777-CN: issued May 4, 2026 for addition work at 8545 31st Ave NW. Construct NORTHEAST one-family dwelling per plan. [Allow detached accessory dwelling unit [DADU] to existing single-family use per Land Use Code. Construct substantial alterations and additions for one-family dwelling to include new detached accessory garage and Construct one-family dwelling per plan. Review and processing for (2) construction records under 7026383-CN.].

- Permit number: 7067777-CN
- Issued: May 4, 2026
- Type of work: Addition (city: Addition/Alteration, Single Family/Duplex)
- Status: Issued (city: Issued)
- Reported cost: $78,952
- ZIP code: 98117
- All permits at this address: https://nearbypermits.com/seattle/address/8545-31st-ave-nw/

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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 2026-10-12 20:09 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 8545 31st Ave NW: https://nearbypermits.com/seattle/address/8545-31st-ave-nw/