Permit Record

Alteration Residential

12 Avalon Av, San Francisco, Ca, 94112

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
6013 028
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
37.7274, -122.4323
Geocode confidence
95%
Geocode source
Not in source
Issued
Dec 4, 2012
Applied
Dec 4, 2012
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 11, 2026 · 23:59 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

22 permits at this parcel (parcel 6013 028) · through Dec 4, 2012

  1. Dec 4, 2012This permitAlteration Residential · Issued
  2. Sep 28, 20121284108193993Alteration Residential · Finaled$10,000
  3. Jul 25, 20121268843193993Alteration Residential · Finaled$45,000
  4. Jul 25, 20121268844280260Alteration Residential · Finaled$45,000
  5. Jul 13, 20121276255251194Alteration Residential · Finaled$100,000
  6. Jul 13, 20121276256280260Alteration Residential · Finaled$100,000
  7. Jul 9, 20121275562377900Alteration Residential · Finaled$31,000
  8. Jul 9, 20121275561251194Alteration Residential · Finaled$31,000
  9. Feb 2, 20121261402280260Alteration Residential · Finaled$17,000
  10. Feb 2, 20121261401193993Alteration Residential · Finaled$17,000
  11. Jun 13, 20061056241377900Alteration Residential · Finaled$500
  12. Jun 4, 2001873062251194Alteration Residential · Expired$10,000
  13. Aug 15, 2000827132377900Alteration Residential · Expired$2,000
  14. Aug 15, 2000827131251194Alteration Residential · Expired$2,000
  15. Date not usable in source705756251194Alteration Residential · Expired$5,000
  16. Date not usable in source605075280260Alteration Residential · Finaled$75,000
  17. Date not usable in source605074251194Alteration Residential · Finaled$75,000
  18. Date not usable in source792771377900Alteration Residential · Finaled$13,700
  19. Date not usable in source568301251194Alteration Residential · Expired$7,000
  20. Date not usable in source566495251194Alteration Residential · Finaled$2,000
  21. Date not usable in source551271251194Alteration Residential · Expired$4,000
  22. Date not usable in source791397377900Alteration Residential · Finaled$6,330

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

Developer details
Permit #
1290110377900
Canonical ID
6:1290110377900
Source permit ID
1290110377900
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