# Alteration or repair permit 6734345-CN at 4401 4th Ave S, Seattle

Seattle Department of Construction and Inspections permit 6734345-CN: issued Oct 14, 2019 for alteration or repair work at 4401 4th Ave S. Construct alterations to existing commercial building (Costco warehouse) per plan. Mechanical Included.

- Permit number: 6734345-CN
- Issued: Oct 14, 2019
- Type of work: Alteration or repair (city: Addition/Alteration, Commercial)
- Status: Expired (city: Expired)
- Reported cost: $430,000
- 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 2026-10-08 20:12 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/