# Addition permit 6428411-CN at 4401 4th Ave S, Seattle

Seattle Department of Construction and Inspections permit 6428411-CN: issued Oct 10, 2014 for addition work at 4401 4th Ave S. Addition and alteration to existing accessory to Optical Consultation room in (Costco 001) building per plans.

- Permit number: 6428411-CN
- Issued: Oct 10, 2014
- Type of work: Addition (city: Addition/Alteration, Commercial)
- Status: Finished (city: Completed)
- Reported cost: $125,876
- ZIP code: 98134
- All permits at this address: https://nearbypermits.com/seattle/address/4401-4th-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 07:45 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 4401 4th Ave S: https://nearbypermits.com/seattle/address/4401-4th-ave-s/