Construct substantial alterations and additions for single-family residence
Addition at 823 20th Ave, Seattle
Seattle Department of Construction and Inspections permit 7089561-CN: issued Oct 1, 2025 for addition work at 823 20th Ave. Construct substantial alterations and additions for single-family residence per plan.
- Permit number
- 7089561-CN
- Issued
- Type of work
- Addition
- Status
- Issued
- Reported cost
- $251,193
- ZIP code
- 98122
- 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 823 20th Ave, and what's permitted nearby
Seattle Department of Construction and Inspections updated its data Oct 9, 2026. We checked it Oct 9, 19:06 UTC. See the city's official records (City of Seattle).
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