Permit Record

Alteration Residential

166 23rd Av, San Francisco, Ca, 94121

ClassificationAlteration
Reliable valueNot in source
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)
Not in source
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
1382 028A
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
Not in source
Geocode & dates
Coordinates
37.7846, -122.4826
Geocode confidence
95%
Geocode source
Not in source
Issued
Oct 28, 2011
Applied
Oct 28, 2011
Work class
Not in source
Description
Source description

street space & sidewalk

Status
Current status
issued
Source status
issued
Provenance
First seen by PermitCore
May 2, 2026 · 23:50 UTC
Last seen
May 11, 2026 · 23:58 UTC
Last changed
May 2, 2026 · 23:50 UTC

Open in San Francisco source →

Data-quality checks1 of 12 flagged

1 of 12 data-quality checks flagged on this permit. Detail below.

Valuation is placeholder
valuation_usd_is_placeholder

valuation_usd matched a known placeholder (often 0 or 1) used by the source when the real valuation wasn't reported.

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
Project timeline at this parcel

10 permits at this parcel (parcel 1382 028A) · through Oct 28, 2011

  1. Oct 28, 2011This permitAlteration Residential · Issued
  2. Sep 25, 2008115118697732Alteration Residential · Finaled$6,672
  3. Jun 10, 2005101858297732Alteration Residential · Finaled$10,249
  4. Jul 1, 200291480897732Alteration Residential · Issued$40,000
  5. Apr 30, 200290372697732Alteration Residential · Finaled$40,000
  6. Jun 12, 200082075797732Alteration Residential · Finaled$7,500
  7. Date not usable in source52400897732Alteration Residential · Finaled$10,000
  8. Date not usable in source51976397732Alteration Residential · Finaled$25,000
  9. Date not usable in source45589597732Alteration Residential · Finaled$950
  10. Date not usable in source42325697732Alteration Residential · Finaled$7,745

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

Developer details
Permit #
125395097732
Canonical ID
6:125395097732
Source permit ID
125395097732
Browse San Francisco permits in the Market Explorer →Pull this permit via /v1/permits →