Know This Place

3763 20th Street

Mission · San Francisco, CA 94110

  • Built 1900
  • Single-family house
  • 1 story
  • Zoned RH-2
  • District 8
  • Historic status: historic resource
37.7580, −122.4248 Street View appears here once a Google Maps embed key is configured.
1,520 sq ftBuilding area
2,848 sq ftLot area
6Rooms · 1 bath

Permit history

  1. Mar 2026

    Install walk-in closet and bathroom with 1-toilet, 2-sinks and 1-shower in current office space, 1st floor 135 sq ft adjust pantry/closet configuration to support toilet installation. replace & relocate hot water heat with heat pump electric hot water heater from 1st floor to basement.

    Issued Permit 202603258271 $$$ $12,500
  2. Feb 2015

    Reroofing.

    Complete Permit 201502027237 $$$ $32,380
  3. Jun 2000

    Street space use.

    Expired Permit M13273 $$$ $40,000

1 nominal $1 street-space permit is omitted.

Assessed value · 2025 roll

Land $133,210 Improvements $97,685
Total assessed $230,895

At a glance

ConstructionWood frame
ParcelBlock 3607, Lot 064
Historic statusCEQA A — historic resource

Liberty Hill Historic District

California RegisterEligible (not listed)
National RegisterNot listed
Local landmark protectionArticle 10 historic district
Period of significance1860s–1906

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.