# Addition permit 7072045-CN at 3922 S Sullivan St, Seattle

Seattle Department of Construction and Inspections permit 7072045-CN: issued Mar 25, 2026 for addition work at 3922 S Sullivan St. Allow new attached accessory dwelling unit to existing single family use per land use code. Construct addition and substantial alterations for a two family dwelling per plan.

- Permit number: 7072045-CN
- Issued: Mar 25, 2026
- Type of work: Addition (city: Addition/Alteration, Single Family/Duplex)
- Status: Issued (city: Issued)
- Reported cost: $74,217
- ZIP code: 98118
- All permits at this address: https://nearbypermits.com/seattle/address/3922-s-sullivan-st/

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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 2026-10-07 21:06 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 3922 S Sullivan St: https://nearbypermits.com/seattle/address/3922-s-sullivan-st/