Permit Record

Alteration Residential

170 Forest Knolls Dr, San Francisco, Ca, 94131

Classificationotc alterations permitResidential Alteration
Reliable value$12,200
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)
1
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
2680 007
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
37.7547, -122.4560
Geocode confidence
95%
Geocode source
Not in source
Issued
Dec 19, 2018
Applied
Dec 19, 2018
Work class
Residential
Description
Source description

re-roofing

Status
Current status
issued
Source status
issued
Provenance
First seen by PermitCore
May 2, 2026 · 23:52 UTC
Last seen
May 12, 2026 · 00:04 UTC
Last changed
May 2, 2026 · 23:52 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 2680 007) · May 10, 2002 – Dec 19, 2018

  1. Dec 19, 2018This permitAlteration Residential · Issued$12,200
  2. Mar 13, 20091167495141551Alteration Residential · Finaled$13,500
  3. May 10, 2002903235141551Alteration Residential · Finaled$48,000

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

Developer details
Permit #
1535613141551
Canonical ID
6:1535613141551
Source permit ID
1535613141551
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