Permit Record

Alteration Residential

3351 21st St, San Francisco, Ca, 94110

Classificationotc alterations permitResidential Alteration
Reliable value$2,357
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
3617 072
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
37.7566, -122.4223
Geocode confidence
95%
Geocode source
Not in source
Issued
Jan 10, 2018
Applied
Jan 10, 2018
Work class
Residential
Description
Source description

replace 3 non-visable rear windows,vinyl. u-fact 0.32 or better. no size changes.

Status
Current status
finaled
Source status
complete
Finaled
Jun 14, 2018
Provenance
First seen by PermitCore
May 2, 2026 · 23:52 UTC
Last seen
May 12, 2026 · 00:03 UTC
Last changed
May 2, 2026 · 23:52 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

6 permits at this parcel (parcel 3617 072) · through Jan 10, 2018

  1. Jan 10, 2018This permitAlteration Residential · Finaled$2,357
  2. Sep 15, 20171479787162384Alteration Residential · Finaled$13,000
  3. Date not usable in source63843162384Alteration Residential · Finaled
  4. Date not in source1752511162384Alteration Residential · Pending
  5. Date not in source1737151162384Alteration Residential · Pending
  6. Date not in source1752509433610Alteration Residential · Pending

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

Developer details
Permit #
1493169162384
Canonical ID
6:1493169162384
Source permit ID
1493169162384
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