Know This Place

3726 21st Street

Castro (Eureka Valley) · San Francisco, CA 94114

  • Built 1914
  • Single-family house
  • 1 story
  • Zoned RH-1
  • District 8
  • Historic status: unevaluated
37.7566, −122.4308 Street View appears here once a Google Maps embed key is configured.
1,557 sq ftBuilding area
2,850 sq ftLot area
8Rooms · 1 bath

Permit history

  1. May 2025

    Remodel existing kitchen on the 2/f. remove bearing wall between kitchen and dining room.

    Complete Permit 202505216991 $$$ $60,000
  2. Apr 2025

    Reroofing: remove and replace roofing material / existing roofing material (in-kind).

    Complete Permit 202504043788 $$$ $18,000
  3. Apr 1997

    Reroofing.

    Expired Permit 9707465 $$$ $9,585
  4. May 1990

    Horizontal addition.

    Expired Permit 9009417 $$$ $4,000
  5. Nov 1987

    Remodel kitchen, bath, minor repairs.

    Expired Permit 8716454 $$$ $7,000
  6. Aug 1987

    Replace aluminum windows, repair stairs.

    Complete Permit 8711000 $$$ $2,000
  7. Jul 1987

    Remove stucco & aluminum siding.

    Complete Permit 8709658 $$$ $2,500
  8. Sep 1985

    Bring laundry room & deck into compliance.

    Complete Permit 8510170 $$$ $9,000
  9. Jan 1983

    Repair bad wood, enclose porch, install windows.

    Expired Permit 8300572 $$$ $1,500
  10. Jan 1982

    Building use: dwg.

    Complete Permit 8200569 $$$ $2,000

Not yet documented: the architect and builder and the early residents. Know any of it? Tell us — just describe it in plain words.