Know This Place

4046 20th Street

Castro (Eureka Valley) · San Francisco, CA 94114

  • Built 1909
  • Single-family house
  • 1 story
  • Zoned RH-1
  • District 8
  • Historic status: unevaluated
37.7581, −122.4314 Street View appears here once a Google Maps embed key is configured.
2,044 sq ftBuilding area
2,848 sq ftLot area
9Rooms · 5 bed, 3 bath

Permit history

  1. Oct 2003

    2.2 kilomett photovoltic solar system-roof mounted.

    Complete Permit 200310288748 $$$ $11,000
  2. Dec 1992

    Vertical addition.

    Expired Permit 9221114S $$$ $99,999

Assessed value · 2025 roll

Land $31,154 Improvements $148,201
Total assessed $179,355

At a glance

ConstructionWood frame
ParcelBlock 3601, Lot 018
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.