Alteration Commercial
3101 20th St, San Francisco, Ca, 94110
Classificationadditions alterations or repairsCommercial Alteration
Reliable value$65,000
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
- 4084 001
- 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
- manufacturing
Geocode & dates
- Coordinates
- 37.7588, -122.4117
- Geocode confidence
- 95%
- Geocode source
- Not in source
- Issued
- Jun 3, 2022
- Applied
- Mar 15, 2019
- Work class
- Industrial
Description
Source description
addition of solar panel rooftop array, new alterating tread stair with access hartch for non-occupiable roof. ** maher: n/a **
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
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_placeholderunits_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
- Jun 3, 2022This permitAlteration Commercial · Issued$65,000
- Nov 30, 20161445830169885Alteration Residential · Issued
- Aug 14, 20141327453169885Alteration Commercial · Issued$25,000
- Nov 20, 20121289033169885Alteration Commercial · Finaled$28,250
- Jan 10, 20121259166169885Alteration Residential · Issued
- Nov 21, 20111255949169885Alteration Residential · Issued
- Nov 4, 20111245045169885Alteration Commercial · Finaled$14,000
- Mar 21, 20071087031169885Alteration Residential · Issued
- Dec 5, 20051037401169885Alteration Residential · Issued
- Date not in source1751842169885Alteration Residential · Pending
Full permit history at this parcel · as of Jul 9, 2026.
Developer details
- Permit #
- 1544866169885
- Canonical ID
- 6:1544866169885
- Source permit ID
- 1544866169885