Permit Record

Alteration Residential

1640 20th St, San Francisco, Ca, 94107

Classificationotc alterations permitResidential Alteration
Reliable value$9,500
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
4068 012
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
37.7601, -122.3980
Geocode confidence
95%
Geocode source
Not in source
Issued
Jul 23, 2026
Applied
Jul 23, 2026
Work class
Residential
Description
Source description

remove approximately 200 sq ft of stucco at stair wall and lower windows. repair damged plywood and re-stucco to match existing . repair dry rot.

Status
Current status
issued
Source status
issued
Provenance
First seen by PermitCore
Jul 25, 2026 · 10:13 UTC
Last seen
Jul 26, 2026 · 10:20 UTC
Last changed
Jul 25, 2026 · 10:13 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 4068 012) · through Jul 23, 2026

  1. Jul 23, 2026This permitAlteration Residential · Issued$9,500
  2. Aug 23, 20241703049169452Alteration Residential · Finaled$23,185
  3. Sep 21, 20181524788169452Alteration Residential · Issued
  4. Sep 11, 20181523074169452Alteration Residential · Finaled$6,500
  5. Nov 6, 20091189794169452Alteration Residential · Finaled$18,000
  6. May 30, 20081137640169452Alteration Residential · Finaled$1,000
  7. Mar 7, 20081128243169452Alteration Residential · Finaled$4,500
  8. Oct 24, 20071113772169452Alteration Residential · Finaled
  9. Mar 29, 20071088165169452Alteration Residential · Expired$12,500
  10. Jan 23, 20071080875169452Alteration Residential · Issued
  11. Jan 23, 20071025643169452Alteration Residential · Finaled$96,000
  12. Jun 20, 20051019588169452Alteration Residential · Finaled$50
  13. Apr 6, 20051011557169452Alteration Residential · Finaled$18,500
  14. Date not usable in source649501169452Alteration Residential · Expired$600
  15. Date not usable in source579728169452Alteration Residential · Finaled$60,000
  16. Date not usable in source547170169452Alteration Residential · Expired$4,875
  17. Date not usable in source513165169452Alteration Residential · Expired$9,000
  18. Date not usable in source94483169452Alteration Residential · Finaled$3,000
  19. Date not usable in source94164169452Alteration Residential · Finaled$450

Full permit history at this parcel · as of Jul 26, 2026.

Developer details
Permit #
1753784169452
Canonical ID
6:1753784169452
Source permit ID
1753784169452
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