2420 Folsom Street
Mission · San Francisco, CA 94110
Permit history
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Mar 2026
Interior renovation to add 3 new adu units per state program to replace garage at ground floor. new bicycle parking, new gas and electrical room, new street tree, no change to existing use and height.
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Oct 2018
Install (36) new sprinklers for garage floor per nfpa 13. to comply with nov #201709531. ref ti #200907313875.
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Jan 2018
Proposed 1st floor remodel/correction per nov #201708281. remove walls, wet bar/kitchenette area installed without permit. remove hardwood flooring and revert area back to parking garage.
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Sep 2017
Soft story retrofit per sfebc chapter 4d per engineering creteria 2016 cebc appendix a-4.
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Jul 2009
Add new roof deck to enclose existing basement garage. remodel existing bathroom at basement with mop sink.
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Dec 1996
Reroofing.
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Mar 1987
Bring building into code per dahi.
1 nominal $1 street-space permit is omitted.
Not yet documented: the architect and builder and the early residents. Know any of it? Tell us — just describe it in plain words.