Construct substantial alterations and additions for single-family residence
Addition at 3104 21st Ave S, Seattle
Seattle Department of Construction and Inspections permit 7039567-CN: issued Mar 14, 2025 for addition work at 3104 21st Ave S. Construct substantial alterations and additions for single-family residence per plan.
- Permit number
- 7039567-CN
- Issued
- Type of work
- Addition
- Status
- Finished
- Reported cost
- $501,488
- ZIP code
- 98144
- City's category
- Addition/Alteration, Single Family/Duplex
- City's status
- Completed
- 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 3104 21st Ave S, and what's permitted nearby
Seattle Department of Construction and Inspections updated its data Oct 11, 2026. We checked it Oct 11, 22:11 UTC. See the city's official records (City of Seattle).
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