Replace 16 windows in kind in the yard (not facing the street) with vinyl windows - same size
Alteration or repair at 647 21st Av, San Francisco
SF Department of Building Inspection permit 202607134895: issued Jul 13, 2026 for alteration or repair work at 647 21st Av. replace 16 windows in kind in the yard (not facing the street) with vinyl windows - same size, same location, same opening, same operation, no structural work. maintain eero per cbc 1031 as required. replace 45 sq ft of siding at the rear in kind due to dryrot - no replacement of wall studs, no str.
- Permit number
- 202607134895
- Issued
- Type of work
- Alteration or repair
- Status
- Issued
- Reported cost
- $9,500
- ZIP code
- 94121
- City's category
- otc alterations permit, 1 family dwelling
- City's status
- issued
- Source
- SF Department of Building Inspection 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 647 21st Av, and what's permitted nearby
SF Department of Building Inspection updated its data Oct 17, 2026. We checked it Oct 17, 21:05 UTC. See the city's official records.
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