4173–4175 20th Street
Castro (Eureka Valley) · San Francisco, CA 94114
37.7575, −122.4340
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3,000 sq ftBuilding area
2,848 sq ftLot area
11Rooms · 2 baths
Permit history
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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.
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Apr 2001
Close up property line window.
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Aug 1996
Reroofing.
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.