PERMIT #7084666-CN
522 B 25th Ave, Seattle, WA
completed522 25th Ave - Construction - Basement ADU conversion Allow attached accessory dwelling unit to existing single-family use, per Land Use Code. Construct alterations to convert one-family dwelling to two-family dwelling at 522 B 25th Ave, Seattle, WA in Central District, Seattle. Permit 7084666-CN is completed, valued at $2,000. Work is being performed by the property owner/lessee.
Permit Timeline & Status
Construction Permit Timeline
Applied
June 10, 2025
In Review
—
Issued
July 16, 2025
Completed
October 9, 2025
Expires
January 16, 2027
All reviews complete — permit closed out.
Plan-review data from Seattle DCI. “City control” is total plan-review days minus the days the applicant held the permit for corrections.
Explore This Record
522 B 25TH AVE, SEATTLE, WA Property
Central District Neighborhood
Project Overview
Project Details
Value
$2,000
Type
Residential Construction
Issued
July 16, 2025
Location
Central District
Contractor Information
Contractor
Owner/Lessee
Location & Map
Project Description
522 25th Ave - Construction - Basement ADU conversion Allow attached accessory dwelling unit to existing single-family use, per Land Use Code. Construct alterations to convert one-family dwelling to two-family dwelling, per plan.
Additional Details
Permit Intelligence
Work performed by
Owner/Lessee
Review level
Full +
Primary use
Single Family/Duplex
Parcel
DV1222526
Expires
January 16, 2027
Existing units
0
Sleeping rooms
0