Know This Place

3470–3474 21st Street

Mission · San Francisco, CA 94110

  • Built 1911
  • 4-unit apartment building
  • 2 stories
  • Zoned RH-2
  • District 8
  • Historic status: not a historical resource
37.7569, −122.4249 Street View appears here once a Google Maps embed key is configured.
3,956 sq ftBuilding area
4,788 sq ftLot area
16Rooms · 7 bed, 5 bath

Permit history

  1. Apr 1994

    Reroofing.

    Expired Permit 9405419 $$$ $6,630

Assessed value · 2025 roll

Land $256,878 Improvements $505,081
Total assessed $761,959

At a glance

ConstructionWood frame
ParcelBlock 3607, Lot 021
Street numbers3470, 3472, 3474
Historic statusCEQA C — not a historical resource

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.