Know This Place

3140 21st Street

Mission · San Francisco, CA 94110

  • Built 1927
  • 27-unit apartment building
  • 3 stories
  • Zoned RM-1
  • District 9
  • Historic status: not a historical resource
37.7573, −122.4176 Street View appears here once a Google Maps embed key is configured.
17,625 sq ftBuilding area
7,108 sq ftLot area
63Rooms · 27 baths

Permit history

  1. Dec 2022

    Upgrade existing fire alarm system to comply with sffc section 1103.7.6.1 per csfm code interpretation 12-001 and info bulletin issued 9/4/08. 1 facu, 1 wireless comm, 9 smokes, 7 pulls, 1 module, 27 lf sounders, 3 horn/strobes.

    Complete Permit 202212087920 $$$ $29,400
  2. Sep 2022

    Repair three fire escape balconies. close existing hole at wall using silicone, install washes, tighten nuts at 3 fire escape balconies only.

    Complete Permit 202209132361 $$$ $900
  3. Jul 2017

    Reroofing.

    Complete Permit 201707202506 $$$ $30,000
  4. May 2017

    #201 - to comply with nov #201766882 - complete full renovation - windows replaced not visible from street, electrical upgrade, plumbing upgrade @ kitchen, bedroom & bathroom. no change on walls.

    Complete Permit 201705247590 $$$ $35,000
  5. May 2015

    Mandatory soft story retrofit per sfbc chapter 34b, 2012 iebc appendix a-4.

    Complete Permit 201505136234 $$$ $60,000
  6. May 2015

    Revision to building permit 2014.06.09.7826 replace all street-visible windows (on 21st, capp, and northern alley from capp) with double-hung wood aluminum clad windows (& casement for fire egress). replace windows in east lightwell, not street visible, with fiberglass. 221 total windows.

    Complete Permit 201505045244 $$$ $1
  7. Jun 2014

    Replace aluminum windows with wood windows. all windows in original openings. new electric heaters at all units.remove plaster soffit at garage ceiling and add building insulations, provide 5/8 gyp board.

    Complete Permit 201406097826 $$$ $417,000
  8. Jul 2012

    To comply with nov # 201243621. replace new kitchen cabinets and counter top for 4 units in four units. (no change to exhaust system and lighting).

    Complete Permit 201207104527 $$$ $6,000
  9. Jan 1997

    Seismic upgrade-garage floor per plans.

    Complete Permit 9701748 $$$ $6,000
  10. Jan 1997

    Remove plaster, excavate at end walls & prep site with shoring.

    Complete Permit 9701436 $$$ $2,000
  11. Oct 1990

    Install shear walls for basement, plywood on exist stud walls.

    Complete Permit 9020504 $$$ $3,050
  12. Aug 1990

    Install anchor bolts.

    Expired Permit 9016966 $$$ $2,000

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.