Know This Place

3660 20th Street

Mission · San Francisco, CA 94110

  • Built 1907
  • 5-unit apartment building
  • 2 stories
  • Zoned RH-3
  • District 9
  • Historic status: not a historical resource
37.7587, −122.4226 Street View appears here once a Google Maps embed key is configured.
3,862 sq ftBuilding area
2,866 sq ftLot area
15Rooms · 5 baths

Permit history

  1. Sep 2024

    One unit: add electric heater to address complaint 201836931 item #2.

    Complete Permit 202409241531 $$$ $20,000
  2. Mar 2018

    Comply with nov#201836171 #4. window repair not visible from the street. any framing to be replaced in-like kind. non structural work.

    Complete Permit 201803012634 $$$ $1,000
  3. Nov 2017

    Soft story retrofit per sfebc chapter 4d. engineering criteria 2016 cebc appendix a-4.

    Complete Permit 201711133827 $$$ $60,000
  4. Mar 2011

    To comply his nov 201198627dated 2-18-2011.

    Issued Permit 201103152162 $$$ $500
  5. Jun 1999

    Replace existing stair for new safer unit with new dimensns.

    Expired Permit 9911186 $$$ $4,000
  6. Dec 1998

    Repair back stairs to correct nov.

    Expired Permit 9825878 $$$ $500
  7. Jan 1991

    Reroofing.

    Expired Permit 9101287 $$$ $6,250

2 nominal $1 street-space permits are omitted.

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