4173–4175 20th Street

Castro (Eureka Valley) · San Francisco, CA 94114

  • Built 1908
  • Two-flat
  • 2 stories
  • Zoned RH-2
  • District 8
  • Historic status: unevaluated
37.7575, −122.4340 Street View appears here once a Google Maps embed key is configured.
3,000 sq ftBuilding area
2,848 sq ftLot area
11Rooms · 2 baths

Permit history

  1. Apr 2024

    To comply with nov# 202316944: 1) demolition existing rotted entry stair; 2) replace three existing stringers with new p.t. stringers; 3) add new painted redwood stair treads and risers to match existing remaining stairs; existing non-conforming railings to remain.

    Complete Permit 202404089560 $$$ $7,000
  2. Apr 2001

    Close up property line window.

    Expired Permit 200104166963 $$$ $1,000
  3. Aug 1996

    Reroofing.

    Expired Permit 9613908 $$$ $15,965

Assessed value · 2025 roll

Land $39,684 Improvements $63,252
Total assessed $102,936

At a glance

ConstructionWood frame
ParcelBlock 3603, Lot 077
Street numbers4173, 4175
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.