2730 20th Street
Mission · San Francisco, CA 94110
37.7595, −122.4087
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1,060 sq ftBuilding area
2,204 sq ftLot area
5Rooms · 1 bath
Permit history
-
Feb 2000
Reroofing.
Assessed value · 2025 roll
Land $66,591
Improvements $77,696
Total assessed $144,287
At a glance
ConstructionWood frame
ParcelBlock 4079, Lot 017
Historic statusCEQA A — historic resource
Gottlieb Knopf Block Historic District
California RegisterEligible (not listed)
National RegisterNot listed
Local landmark protectionNone
Period of significance1889–1892, 1920–1940
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.