Permit Record

Alteration Residential

1407 Lyon St, San Francisco, Ca, 94115

Classificationadditions alterations or repairsMultifamily Alteration
Reliable value$135,100
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)
3
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
1073 006
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
apartments
Geocode & dates
Coordinates
37.7839, -122.4450
Geocode confidence
95%
Geocode source
Not in source
Issued
Dec 4, 2001
Applied
Jun 11, 2001
Work class
Residential
Description
Source description

one unit in basement was legalized in 1962, creating 3 legal units. add 1 car garage, remodel kitchen and 4 bathrooms, add fill in top floor to existing building line in rear. add rear deck.

Status
Current status
issued
Source status
issued
Provenance
First seen by PermitCore
May 2, 2026 · 23:55 UTC
Last seen
May 12, 2026 · 00:17 UTC
Last changed
May 12, 2026 · 00:17 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

12 permits at this parcel (parcel 1073 006) · through Apr 15, 2026

  1. Apr 15, 20261747200397342Alteration Residential · Issued
  2. Sep 24, 20251724642397342Alteration Residential · Issued$25,000
  3. Mar 28, 2025171728888945Alteration Residential · Finaled$1,000
  4. Oct 29, 2024170810788945Alteration Residential · Issued$36,123
  5. Oct 11, 2024170153188945Alteration Residential · Finaled$249,000
  6. Dec 4, 200292987488945Alteration Residential · Finaled
  7. Dec 4, 200292987188945Alteration Residential · Finaled
  8. Mar 21, 200290482588945Alteration Residential · Expired$1,000
  9. Dec 4, 2001This permitAlteration Residential · Issued$135,100
  10. May 21, 2001877882239198Alteration Residential · Expired$15,600
  11. May 4, 2001876323239198Alteration Residential · Expired$17,856
  12. Date not usable in source508562239198Alteration Residential · Finaled$500

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

Developer details
Permit #
879703239198
Canonical ID
6:879703239198
Source permit ID
879703239198
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