4126 20th Street

Castro (Eureka Valley) · San Francisco, CA 94114

  • Built 1905
  • Single-family house
  • 1 story
  • Zoned RH-1
  • District 8
  • Historic status: unevaluated
37.7580, −122.4332 Street View appears here once a Google Maps embed key is configured.
1,420 sq ftBuilding area
2,448 sq ftLot area
5Rooms · 1 bath

Permit history

  1. Dec 2025

    Dry rot repair to siding on first fl. at rear of building aprox 160 sq ft. 2 new doors and repair to deck lss than 50% all work at rear of building not visible from street.

    Complete Permit 202512040916 $$$ $10,000

Assessed value · 2025 roll

Land $28,377 Improvements $42,935
Total assessed $71,312

At a glance

ConstructionWood frame
ParcelBlock 3602, Lot 021
Historic statusCEQA B — unevaluated

Not yet documented: the architect and builder, the early residents and the date of the last recorded sale. Know any of it? Tell us — just describe it in plain words.