# Addition permit 6745009-CN at 3731 E Prospect St, Seattle

Seattle Department of Construction and Inspections permit 6745009-CN: issued Oct 14, 2019 for addition work at 3731 E Prospect St. Construct exterior alterations and addition to single-family residence per plan.

- Permit number: 6745009-CN
- Issued: Oct 14, 2019
- Type of work: Addition (city: Addition/Alteration, Single Family/Duplex)
- Status: Finished (city: Completed)
- Reported cost: $200,000
- ZIP code: 98112
- All permits at this address: https://nearbypermits.com/seattle/address/3731-e-prospect-st/

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Source: Seattle Department of Construction and Inspections permit data (https://cos-data.seattle.gov/d/76t5-zqzr). Checked 2026-10-05 16:45 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 3731 E Prospect St: https://nearbypermits.com/seattle/address/3731-e-prospect-st/