Permit Record

ADU

450 Plymouth Av, San Francisco, Ca, 94112

Classificationadditions alterations or repairsADU-Qualifying Construction
Reliable value$138,000
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
7103 055
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
37.7148, -122.4558
Geocode confidence
95%
Geocode source
Not in source
Issued
Nov 20, 2020
Applied
Jan 30, 2018
Work class
Residential
Description
Source description

add a new unit with 3 bedrooms & 2 bath at 1st flr area to comply with ordinance 162-16.

Status
Current status
issued
Source status
issued
Provenance
First seen by PermitCore
May 2, 2026 · 23:52 UTC
Last seen
May 12, 2026 · 00:03 UTC
Last changed
May 12, 2026 · 00:03 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

11 permits at this parcel (parcel 7103 055) · Jan 20, 2005 – Nov 20, 2020

  1. Nov 20, 2020This permitADU · Issued$138,000
  2. Nov 20, 20201495339437499ADU · Issued$138,000
  3. Sep 9, 20161436884437499Alteration Residential · Finaled$2,000
  4. Sep 9, 20161436883221620Alteration Residential · Finaled$2,000
  5. Nov 30, 20061076032437499Alteration Residential · Issued
  6. Nov 30, 20061076031221620Alteration Residential · Issued
  7. Jan 25, 20051004746221620Alteration Residential · Issued
  8. Jan 20, 20051004263437499Alteration Residential · Expired$20,000
  9. Jan 20, 20051004261221620Alteration Residential · Expired$20,000
  10. Date not in source1455281437499Alteration Residential · Cancelled$25,000
  11. Date not in source1455280221620Alteration Residential · Cancelled$25,000

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

Developer details
Permit #
1495338221620
Canonical ID
6:1495338221620
Source permit ID
1495338221620
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