Permit Record

Alteration Residential

1720 Lake St, San Francisco, Ca, 94121

Classificationotc alterations permitResidential Alteration
Reliable value$8,000
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)
0
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
1340 007A
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
37.7863, -122.4781
Geocode confidence
95%
Geocode source
Not in source
Issued
Not in source
Applied
Not in source
Work class
Residential
Description
Source description

reroofing

Status
Current status
finaled
Source status
complete
Finaled
Not in source
Provenance
First seen by PermitCore
May 2, 2026 · 23:53 UTC
Last seen
May 12, 2026 · 00:11 UTC
Last changed
May 2, 2026 · 23:53 UTC

Open in San Francisco source →

Data-quality checks1 of 12 flagged

1 of 12 data-quality checks flagged on this permit. Detail below.

Residential units is placeholder
units_residential_is_placeholder

units_residential matched a known placeholder value used by the source when the field 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
  • Total units out of bounds
  • Total units is placeholder
  • Valuation out of bounds
  • Valuation is placeholder
Project timeline at this parcel

8 permits at this parcel (parcel 1340 007A) · through Jan 5, 2023

  1. Jan 5, 2023165777296331Alteration Residential · Finaled$8,000
  2. Jan 19, 2012126009396331Alteration Residential · Finaled$20,000
  3. Feb 1, 2010119657596331Alteration Residential · Finaled$25,000
  4. Mar 16, 2007108453796331Alteration Residential · Expired$35,000
  5. Oct 16, 2006107097996331Alteration Residential · Finaled$25,000
  6. Feb 11, 200290105096331Alteration Residential · Finaled$3,853
  7. Date not usable in sourceThis permitAlteration Residential · Finaled$8,000
  8. Date not in source165030396331Alteration Residential · Withdrawn$100,000

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

Developer details
Permit #
33034296331
Canonical ID
6:33034296331
Source permit ID
33034296331
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