Permit Record

Alteration Residential

639 21st Av, San Francisco, Ca, 94121

Classificationotc alterations permitResidential Alteration
Reliable value$35,000
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Not in source
Owner
Not in source
Architect
Not in source
Engineer
Not in source
Contractor license
Not in source
Building & lot · PLUTO
Building class
Not in source
Zoning district
Not in source
Lot area
Not in source
Year built
Not in source
Units (total)
Not in source
Units (residential)
1
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
1623 007
Climate zone (IECC)
3C
Roof area (est.)
Not derivable — no building-size signal for this permit
HVAC tonnage (est.)
Not derivable — no building-size signal for this permit
Building type
Not in source
Building subtype
1 family dwelling
Geocode & dates
Coordinates
37.7757, -122.4804
Geocode confidence
95%
Geocode source
Not in source
Issued
Mar 21, 2025
Applied
Feb 6, 2025
Work class
Residential
Description
Source description

second story rougly 16" 18 ft deck and stair case. replace (e) window with (n) door at second story within the same opening. max factor > .30

Status
Current status
finaled
Source status
complete
Finaled
Jun 3, 2025
Provenance
First seen by PermitCore
May 2, 2026 · 23:53 UTC
Last seen
May 12, 2026 · 00:08 UTC
Last changed
May 2, 2026 · 23:53 UTC

Open in San Francisco source →

Data-quality checks0 of 12 flagged

0 of 12 data-quality rules flagged anything on this permit.

Checks not flagged

  • Geocode out of bounds
  • Geocode is sentinel
  • Issued date in the future
  • Issued date parse bug
  • Issued date is placeholder
  • Commercial units is placeholder
  • Residential units out of bounds
  • Residential units is placeholder
  • Total units out of bounds
  • Total units is placeholder
  • Valuation out of bounds
  • Valuation is placeholder
Project timeline at this parcel

4 permits at this parcel (parcel 1623 007) · through Mar 21, 2025

  1. Mar 21, 2025This permitAlteration Residential · Finaled$35,000
  2. Nov 19, 20181532235107272Alteration Residential · Finaled$15,000
  3. Dec 1, 20061076208107272Alteration Residential · Finaled$8,000
  4. Date not usable in source301267107272Alteration Residential · Expired$4,895

Full permit history at this parcel · as of Jul 9, 2026.

Developer details
Permit #
1714407107272
Canonical ID
6:1714407107272
Source permit ID
1714407107272
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