2954–2958 21st Street
Mission · San Francisco, CA 94110
Permit history
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Dec 2025
1st floor: soft story - seismic retrofit at target soft. (2021 international existing building code).
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Jan 2025
Replace one post and 2 small pieces of rail and few board floor on the rear deck landing.
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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.
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Jul 2024
Replace 9 windows on front with matching wood clad aluminum windows double hung (andersen).
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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.
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Mar 2018
To comply with complaint #201829751. repair rear stair dry rot, investigate front stair, repair corridor, ceiling & walls, item #2.
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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.
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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.
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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.
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Jul 2012
To comply with nov#200564305-item #2. replace (3) posts and (2) beams supporting rear yard deck.
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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.
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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.
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Jun 2011
Demolition of lower portion bay for propesed garage opening.
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Jan 2000
Repair stairs at rear of building per nov 200000825.
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.