Permit Record

Alteration Residential

800 40th Av, San Francisco, Ca, 94121

Classificationadditions alterations or repairsResidential Alteration
Reliable value$79,800
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)
2
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
1682 027
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
2 family dwelling
Geocode & dates
Coordinates
37.7736, -122.5001
Geocode confidence
95%
Geocode source
Not in source
Issued
Not in source
Applied
Not in source
Work class
Residential
Description
Source description

add 3rd floor

Status
Current status
finaled
Source status
complete
Finaled
Not in source
Provenance
First seen by PermitCore
May 2, 2026 · 23:50 UTC
Last seen
May 11, 2026 · 23:58 UTC
Last changed
May 11, 2026 · 23:58 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

9 permits at this parcel (parcel 1682 027) · through Jan 3, 2024

  1. Jan 3, 20241684756110049Alteration Residential · Finaled$5,000
  2. Nov 1, 20131322925110049Alteration Residential · Issued$5,000
  3. Oct 25, 20131322036110049Alteration Residential · Issued
  4. May 20, 20131305231110049Alteration Residential · Finaled
  5. Apr 16, 20131301860110049Alteration Residential · Finaled$7,500
  6. Apr 16, 20131301854110049Alteration Residential · Finaled$74,000
  7. Jun 30, 20051020761110049Alteration Residential · Finaled$700
  8. Date not usable in source138128110049Alteration Residential · Finaled$3,000
  9. Date not usable in sourceThis permitAlteration Residential · Finaled$79,800

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

Developer details
Permit #
124396110049
Canonical ID
6:124396110049
Source permit ID
124396110049
Browse San Francisco permits in the Market Explorer →Pull this permit via /v1/permits →