# New building permit 7093016-CN at 9230 C 21st Ave SW, Seattle

Seattle Department of Construction and Inspections permit 7093016-CN: issued Sep 15, 2026 for new building work at 9230 C 21st Ave SW. Construct middle one-family dwelling per plan. (Establish use as single family residence with attached accessory dwelling units per land use code. Convert existing single family residence to DADU. Construct new one- and two-family dwellings per plan. Review and processing for three records under 7083541-CN).

- Permit number: 7093016-CN
- Issued: Sep 15, 2026
- Type of work: New building (city: New, Single Family/Duplex)
- Status: Issued (city: Issued)
- Reported cost: $287,314
- ZIP code: 98106
- All permits at this address: https://nearbypermits.com/seattle/address/9230-c-21st-ave-sw/

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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 19:19 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 9230 C 21st Ave SW: https://nearbypermits.com/seattle/address/9230-c-21st-ave-sw/