2954–2958 21st Street

Mission · San Francisco, CA 94110

  • Built 1907
  • 6-unit apartment building
  • 3 stories
  • Zoned RH-3
  • District 9
  • Historic status: historic resource
37.7576, −122.4137 Street View appears here once a Google Maps embed key is configured.
4,695 sq ftBuilding area
2,748 sq ftLot area
18Rooms · 6 baths

Permit history

  1. Dec 2025

    1st floor: soft story - seismic retrofit at target soft. (2021 international existing building code).

    Filed Permit 202512292868 $$$ $80,000
  2. Jan 2025

    Replace one post and 2 small pieces of rail and few board floor on the rear deck landing.

    Complete Permit 202501178582 $$$ $800
  3. Sep 2024

    6 window replacement with retrofit vinyl windows. not visible to street. max u-factor 0.30 or beter. no change to size or location.

    Issued Permit 202409130738 $$$ $10,332
  4. Jul 2024

    Replace 9 windows on front with matching wood clad aluminum windows double hung (andersen).

    Issued Permit 202407025720 $$$ $20,000
  5. Jan 2020

    Consolidation set for scope for work for the following: 201207064234: excvation and struc upgrade to create new garage gr lvl.201304083996: infill e lightwell gr level, 201505085786: horz addition rear.n rear eagress stair.n windows/doors, int remodel all floors. ext deck added to 3 non conform units.

    Issued Permit 202001303175 $$$ $568,000
  6. Mar 2018

    To comply with complaint #201829751. repair rear stair dry rot, investigate front stair, repair corridor, ceiling & walls, item #2.

    Complete Permit 201803052805 $$$ $2,500
  7. Sep 2017

    Revision to permit application 201207064234: amend project description to add 'structural upgrade at first story under permit application 201207064234 is also in compliance with soft story retrofit per sfebc chapter 4d; engineering criteria comply with 2016 cebc appendix a-4.

    Issued Permit 201709016674 $$$ $1
  8. May 2015

    Horizontal addition @ rear of building. new exterior egress stair will be constructed @ rear of building along with req'd fire rated wall protection. exterior decks to be added to (3)units. new door & windows, siding to be installed @ rear. interior remodel on all floors. new below-grade patio @ rear.

    Issued Permit 201505085786 $$$ $568,000
  9. Apr 2013

    Infill of existing lightwell at 1st floor garage. excavation of grade at existing lightwell parapet above roof at infilled area to be 1-hr fire rated construction.

    Issued Permit 201304083996 $$$ $10,000
  10. Jul 2012

    To comply with nov#200564305-item #2. replace (3) posts and (2) beams supporting rear yard deck.

    Complete Permit 201207104510 $$$ $500
  11. Jul 2012

    Excavation of ground floor and structural upgrade to create new garage and new opening at front of building for auto access into garage. existing lightwell at ground floor to be enclosed and incorporated into new garage area.fire sprinklers to be installed at garage level only-under separate permit.

    Issued Permit 201207064234 $$$ $145,000
  12. Jul 2011

    Replace 11 windows on front, with matching wood clad alum windows- double hung (pella) u factor 0.47 max, to comply with his nov 12-1-05, 6-22-05 #200564305 & 200561092, to complete all permit work required by the attached notice.

    Issued Permit 201107089767 $$$ $10,725
  13. Jun 2011

    Demolition of lower portion bay for propesed garage opening.

    Cancelled Permit 201106309325 $$$ $5,000
  14. Jan 2000

    Repair stairs at rear of building per nov 200000825.

    Expired Permit 20000131688 $$$ $300

3 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.