Permit Record

Alteration Residential

20 Sanchez St, San Francisco, Ca, 94114

Classificationotc alterations permitMultifamily Alteration
Reliable value$5,000
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)
6
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
3538 005
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
apartments
Geocode & dates
Coordinates
37.7689, -122.4317
Geocode confidence
95%
Geocode source
Not in source
Issued
Feb 24, 2026
Applied
Feb 24, 2026
Work class
Residential
Description
Source description

unit a: installation of forced air heating systsem. will pull electrical and mechanical permits seperately.

Status
Current status
finaled
Source status
complete
Finaled
Mar 13, 2026
Provenance
First seen by PermitCore
May 2, 2026 · 23:53 UTC
Last seen
May 12, 2026 · 00:09 UTC
Last changed
May 12, 2026 · 00:09 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

19 permits at this parcel (parcel 3538 005) · through Feb 24, 2026

  1. Feb 24, 2026This permitAlteration Residential · Finaled$5,000
  2. Feb 23, 20261743605275857Alteration Residential · Finaled$11,000
  3. Feb 23, 20261743604246746Alteration Residential · Finaled$11,000
  4. Sep 16, 20251727014401749Alteration Residential · Finaled$100,000
  5. Sep 16, 20251727015401750Alteration Residential · Finaled$100,000
  6. Jun 30, 20251703219401749Alteration Residential · Finaled$50,000
  7. Jun 30, 20251703220275857Alteration Residential · Finaled$50,000
  8. Apr 29, 20241692705401750Alteration Residential · Issued$320,000
  9. Apr 29, 20241692704275856Alteration Residential · Issued$320,000
  10. Apr 29, 20241692703246746Alteration Residential · Issued$320,000
  11. May 24, 20071094527401749Alteration Residential · Finaled$5,500
  12. Oct 1, 2002923957401749Alteration Residential · Finaled$2,500
  13. Date not usable in source707201246746Alteration Residential · Expired$5,800
  14. Date not usable in source707202275857Alteration Residential · Expired$5,800
  15. Date not in source1474582401749Alteration Residential · Cancelled$75,000
  16. Date not in source1474583275856Alteration Residential · Cancelled$75,000
  17. Date not in source1474584275857Alteration Residential · Cancelled$75,000
  18. Date not in source1743601246746Alteration Residential · Pending
  19. Date not in source1743602275857Alteration Residential · Pending

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

Developer details
Permit #
1743778275856
Canonical ID
6:1743778275856
Source permit ID
1743778275856
Browse San Francisco permits in the Market Explorer →Pull this permit via /v1/permits →