Construct addition and alterations for a two-family dwelling
Addition at 3635 23rd Ave W, Seattle
Seattle Department of Construction and Inspections permit 7001941-CN: issued Apr 3, 2026 for addition work at 3635 23rd Ave W. Construct addition and alterations for a two-family dwelling per plan. (Allow new detached and attached accessory dwelling units to existing single family use per land use code. Construct new one-family dwelling and additions and alterations to existing single-family dwelling per plan. Review and process for 2 records under 7001941-CN).
- Permit number
- 7001941-CN
- Issued
- Type of work
- Addition
- Status
- Issued
- Reported cost
- $427,789
- ZIP code
- 98199
- 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 3635 23rd Ave W, and what's permitted nearby
Seattle Department of Construction and Inspections updated its data Oct 12, 2026. We checked it Oct 13, 02:25 UTC. See the city's official records (City of Seattle).
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