Construct additions and alterations to existing commercial building (Westlake Center) on levels 1 2 and 3
Addition at 1601 5th Ave, Seattle
Seattle Department of Construction and Inspections permit 6506948-CN: issued Jul 14, 2016 for addition work at 1601 5th Ave. Construct additions and alterations to existing commercial building (Westlake Center) on levels 1 2 and 3 per plan.
- Permit number
- 6506948-CN
- Issued
- Type of work
- Addition
- Status
- Finished
- Reported cost
- $5,200,000
- ZIP code
- 98101
- City's category
- Addition/Alteration, Commercial
- 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 1601 5th Ave, and what's permitted nearby
Seattle Department of Construction and Inspections updated its data Oct 8, 2026. We checked it Oct 8, 05:20 UTC. See the city's official records (City of Seattle).
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