Permit Record

Alteration Residential

1943 Lyon St, #0, San Francisco, Ca, 94115

Classificationotc alterations permitResidential Alteration
Reliable value$80,000
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
1007 044
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
37.7889, -122.4460
Geocode confidence
95%
Geocode source
Not in source
Issued
Mar 4, 2025
Applied
Mar 3, 2025
Work class
Residential
Description
Source description

interior remodel, infill of lightwell at 2nd level(with neighbor's permission) and new structuraal framing at attic & roof framing

Status
Current status
issued
Source status
issued
Provenance
First seen by PermitCore
May 2, 2026 · 23:53 UTC
Last seen
May 12, 2026 · 00:08 UTC
Last changed
May 12, 2026 · 00:08 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

3 permits at this parcel (parcel 1007 044) · Oct 10, 2012 – Mar 4, 2025

  1. Mar 4, 2025This permitAlteration Residential · Issued$80,000
  2. Sep 11, 20241704298430676Alteration Residential · Finaled$28,800
  3. Oct 10, 20121285296430676Alteration Residential · Finaled

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

Developer details
Permit #
1716227430676
Canonical ID
6:1716227430676
Source permit ID
1716227430676
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