Permit Record

ADU

4250A 26th St, San Francisco, Ca, 94131

Classificationadditions alterations or repairsADU-Qualifying Construction
Reliable value$312,997
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
6555 019
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
37.7483, -122.4350
Geocode confidence
95%
Geocode source
Not in source
Issued
Jun 30, 2026
Applied
Apr 20, 2023
Work class
Residential
Description
Source description

new adu within the construction of a new single-family residence under separate permit bpa #2018-0214-1219.

Status
Current status
issued
Source status
issued
Provenance
First seen by PermitCore
May 2, 2026 · 23:53 UTC
Last seen
Jul 3, 2026 · 10:23 UTC
Last changed
Jul 2, 2026 · 11:59 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 6555 019) · through Jun 30, 2026

  1. Jun 30, 2026This permitADU · Issued$312,997
  2. Jun 30, 20261666704207404ADU · Issued$312,997
  3. Jun 15, 20261750311207404Alteration Residential · Issued$85,000
  4. Oct 15, 20241497083207404Demolition · Issued$17,000
  5. Oct 15, 20241497081207404New Construction Residential Sf · Issued$1,650,000
  6. Nov 29, 20181491284207404Alteration Residential · Finaled$54,000
  7. Feb 25, 20151372353207404Alteration Residential · Issued$7,100
  8. Date not usable in source510840207404Alteration Residential · Expired$6,175
  9. Date not usable in source507870207404Alteration Residential · Expired$6,175

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

Developer details
Permit #
1714880522885
Canonical ID
6:1714880522885
Source permit ID
1714880522885
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