Permit Record

Alteration Residential

509 Potrero Av, San Francisco, Ca, 94110

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
4013 023
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
37.7628, -122.4069
Geocode confidence
95%
Geocode source
Not in source
Issued
Aug 4, 2016
Applied
Aug 4, 2016
Work class
Not in source
Description
Source description

street space

Status
Current status
issued
Source status
issued
Provenance
First seen by PermitCore
May 2, 2026 · 23:51 UTC
Last seen
May 12, 2026 · 00:02 UTC
Last changed
May 2, 2026 · 23:51 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

15 permits at this parcel (parcel 4013 023) · through Aug 4, 2016

  1. Aug 4, 2016This permitAlteration Residential · Issued
  2. Aug 19, 20131314652168772Alteration Residential · Issued
  3. Jul 18, 20131310877488443Alteration Residential · Finaled$108,000
  4. Jan 4, 20131292352168772Alteration Residential · Finaled$14,000
  5. Jul 30, 20121274069488443Alteration Residential · Finaled$8,000
  6. Jul 30, 20121274059486954Alteration Residential · Finaled$7,500
  7. Jul 30, 20121274058168772Alteration Residential · Finaled$7,500
  8. Jun 21, 20121274108168772Alteration Residential · Finaled
  9. Jun 20, 20121273958488443Alteration Residential · Issued$267
  10. Dec 8, 20091192633168772Alteration Residential · Issued
  11. Nov 30, 20091191718168772Alteration Residential · Withdrawn$10,500
  12. Sep 9, 20091183882168772Alteration Residential · Finaled$200,000
  13. Jul 9, 2004985232168772Alteration Residential · Issued$15,835
  14. Nov 27, 2001895019168772Alteration Residential · Expired$1,000
  15. Date not usable in source459088168772Alteration Residential · Expired$5,850

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

Developer details
Permit #
1432576168772
Canonical ID
6:1432576168772
Source permit ID
1432576168772
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