Construct addition and alterations to a single-family residence
Addition at 509 21st Ave E, Seattle
Seattle Department of Construction and Inspections permit 7118598-CN: issued Jun 16, 2026 for addition work at 509 21st Ave E. Construct addition and alterations to a single-family residence per plans.
- Permit number
- 7118598-CN
- Issued
- Type of work
- Addition
- Status
- Issued
- Reported cost
- $200,000
- ZIP code
- 98112
- City's category
- Addition/Alteration, Single Family/Duplex
- City's status
- Issued
- Source
- Seattle Department of Construction and Inspections permit data (this record)
Type of work and status are our own standard labels, so permits compare across cities. The city's wording is in the "City's category" and "City's status" rows. We show costs under $100 as not listed, because filers often enter $0 or $1 when the city doesn't require a cost.
All permits at 509 21st Ave E, and what's permitted nearby
Seattle Department of Construction and Inspections updated its data Oct 10, 2026. We checked it Oct 11, 01:01 UTC. See the city's official records (City of Seattle).
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