Permit Record

Alteration Residential

4031 18th St, San Francisco, Ca, 94114

Classificationadditions alterations or repairsResidential Alteration
Reliable value$500
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
3583 123
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
37.7608, -122.4335
Geocode confidence
95%
Geocode source
Not in source
Issued
Jan 11, 2011
Applied
Dec 16, 2010
Work class
Residential
Description
Source description

no structural signature. to comply with nov ces-201041898. remove deck & deck framing entirely. provide (n) post & footing to resupport stairs by landing. (e) stairs to remain.

Status
Current status
finaled
Source status
complete
Finaled
Jan 20, 2011
Provenance
First seen by PermitCore
May 2, 2026 · 23:50 UTC
Last seen
May 11, 2026 · 23:58 UTC
Last changed
May 11, 2026 · 23:58 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

4 permits at this parcel (parcel 3583 123) · Jun 11, 2009 – Jan 11, 2011

  1. Jan 11, 2011This permitAlteration Residential · Finaled$500
  2. Mar 11, 20101199788465465Alteration Residential · Finaled$2,000
  3. Jun 19, 20091176599465465Alteration Residential · Issued
  4. Jun 11, 20091175535465465Alteration Residential · Finaled$25,000

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

Developer details
Permit #
1226057465465
Canonical ID
6:1226057465465
Source permit ID
1226057465465
Browse San Francisco permits in the Market Explorer →Pull this permit via /v1/permits →