ADU
451 Union St, #100, San Francisco, Ca, 94133
ClassificationADU
Reliable value$40,000
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)
- 3
- Units (commercial)
- Not in source
- Floor area
- Not in source
Parcel & enrichment
- Parcel APN
- 0115 063
- 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
- 37.8006, -122.4068
- Geocode confidence
- 95%
- Geocode source
- Not in source
- Issued
- Mar 14, 2022
- Applied
- Feb 20, 2020
- Work class
- Residential
Description
Source description
convert commercial condo to accessory dwelling unit, new kitchen, & bath, new plumbing, mechanical electrical per ordinance 162-16
Status
- Current status
- finaled
- Source status
- complete
- Finaled
- Jul 8, 2022
Provenance
- First seen by PermitCore
- May 2, 2026 · 23:52 UTC
- Last seen
- May 12, 2026 · 00:05 UTC
- Last changed
- May 12, 2026 · 00:05 UTC
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
- Mar 14, 2022This permitADU · Finaled$40,000
- Mar 14, 20221638125520454ADU · Finaled$40,000
- Date not usable in source40020959306Alteration Residential · Expired$680
- Date not usable in source23782159306Alteration Commercial · Finaled$275
- Date not usable in source7009759306Demolition · Finaled
- Date not in source151789259306Alteration Residential · Withdrawn$40,000
- Date not in source150810959306Alteration Residential · Withdrawn$25,000
Full permit history at this parcel · as of Jul 9, 2026.
Developer details
- Permit #
- 158665559306
- Canonical ID
- 6:158665559306
- Source permit ID
- 158665559306