Permit Record

Alteration Residential

3824 21st St, San Francisco, Ca, 94114

Classificationotc alterations permitResidential Alteration
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)
1
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
3603 011
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
37.7564, -122.4330
Geocode confidence
95%
Geocode source
Not in source
Issued
Mar 23, 2026
Applied
Mar 9, 2026
Work class
Residential
Description
Source description

revision to pa# 202312192726: removal of dumbwaiter. skylight product change. back window type change, upper back window slight size change. removal of 2nd fl hvac & replacement w/ whole house on demand boiler on 2nd fl. deck shape change, interior loft railing change from glass to cable.

Status
Current status
finaled
Source status
complete
Finaled
Aug 28, 2026
Provenance
First seen by PermitCore
May 2, 2026 · 23:53 UTC
Last seen
Aug 30, 2026 · 14:35 UTC
Last changed
Aug 30, 2026 · 14:35 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 3603 011) · through Mar 23, 2026

  1. Mar 23, 2026This permitAlteration Residential · Finaled
  2. Dec 2, 20241684955161299Alteration Residential · Finaled$200,000
  3. Oct 9, 20241706158161299Alteration Residential · Finaled$27,040
  4. Mar 19, 20121265107161299Alteration Residential · Finaled$5,800
  5. Mar 13, 20121264755161299Alteration Residential · Finaled$4,500
  6. Jun 5, 2001879129161299Alteration Residential · Expired$2,000
  7. Apr 27, 2000734062161299Alteration Residential · Finaled$60,000
  8. Date not usable in source753550161299Alteration Residential · Expired$8,000
  9. Date not usable in source533505161299Alteration Residential · Expired
  10. Date not usable in source492931161299Alteration Residential · Expired$22,500
  11. Date not usable in source171925161299Alteration Residential · Finaled$7,000
  12. Date not usable in source162061161299Alteration Residential · Expired
  13. Date not in source1728724161299Alteration Residential · Withdrawn
  14. Date not in source1726392161299Alteration Residential · Withdrawn
  15. Date not in source403638161299Alteration Residential · Cancelled$150,000

Full permit history at this parcel · as of Aug 30, 2026.

Developer details
Permit #
1744583161299
Canonical ID
6:1744583161299
Source permit ID
1744583161299
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