# Addition permit 7100434-CN at 3223 21st Ave S, Seattle

Seattle Department of Construction and Inspections permit 7100434-CN: issued Aug 11, 2025 for addition work at 3223 21st Ave S. Construct additions and alterations to existing accessory structure per STFI.

- Permit number: 7100434-CN
- Issued: Aug 11, 2025
- Type of work: Addition (city: Addition/Alteration, Single Family/Duplex)
- Status: Issued (city: Issued)
- Reported cost: $7,000
- ZIP code: 98144
- All permits at this address: https://nearbypermits.com/seattle/address/3223-21st-ave-s/

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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 2026-10-10 02:44 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 3223 21st Ave S: https://nearbypermits.com/seattle/address/3223-21st-ave-s/