3440 20th Street
Mission · San Francisco, CA 94110
Permit history
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Nov 2025
Common area: structural wall repair. structural construction includes new studs, plywood and mudsill. nov# 202544910.
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Aug 2025
Two units balcony repairs - sister severely deteriorated framing. repair minor deterioration with woodepox or approved equivalent. replace full stucco soffit vents.
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Aug 2022
One unit. install 1 new clothes washer and dryer. no wall demolition.
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Jun 2022
One unit - install one new clothes washer & dryer.
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Jun 2022
One unit - install one new clothes washer & dryer.
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Jun 2022
Fire as-built for permit application 201908027686. install additional fire devices as needed on ground level. new 9 adu units by installing new lf sounders in all sleeping areas & pull station, smoke, horn/ strobe in common area. ref adu permit application 202002184665.
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Jun 2021
Provide fire sprinkler system on ground floor and new underground per nfpa 24. ref app#202002184665.
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Apr 2021
#111. rehab bathroom, rehab kitchen, replace washer/dryer.
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Sep 2020
Remove ~100 sq ft of existing dry rotted wood siding. replace in kind. not visible from street.
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Jun 2020
One unit: convert existing kitchen to nook, relocate kitchen, rehabilitate existing bathroom, install washer/dryer.
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Feb 2020
Convert garage spaces into (9) new adu's per ordinance no. 162-16 for a building total of (48) units.
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Oct 2019
One unit: kitchen (64sq ft), and bathroom (49sq ft) rehab. install washer and dryer(ventless).
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Aug 2019
Upgrade existing fire alarm to comply with sffc 103.7.6.1 and nfpa 72.
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Feb 2018
Streetspace.
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Nov 2017
One unit: rehabilitate e bathroom, existing kitchen, install washer dryer.
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Sep 2017
To comply with nov 201704961 stucco/exterior finish will be like kind to match. revision to pa 2017-0808-4260 structural repairs discovered after removing dry rot. dry rot was discovered during work done on pa 2017-0522-7311.
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Aug 2017
Modification of permit application 201705227311. replace termite damage and dry rot on the botton balcony above the garage door. inkind repair of approx 20 sq ft of siding due to dry rot. less than 50%. in kind street facing.
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May 2017
Replace 24 aluminum-framed windows and sliding doors in-kind and repair stucco to match around new window and door installations.
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Dec 2016
One unit, 2nd floor: remodel existing bathroom, kitchen and add washer & dryer.
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Sep 2016
2/f #114- remodel existing bathroom, remodel existing kitchen, add washer & dryer.
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Jun 2016
One unit: kitchen remodel. new cabs, countertop, bathroom renovation: new fixtures and lighting, use existing tub.
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Jun 2016
One unit: kitchen remodel: new cabs, countertop replacement. bathroom rneovation: new fixtures and lighting. tub replacement.
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Mar 2016
One unit at 2nd floor. remodel existing bathroom, remodel existing kitchen. add washer and dryer. exhaust from range not visible from the street.
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Mar 2015
One unit: remodel kitchen and washer and dryer, remodel bathroom.
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Feb 2015
Convert 2 bedroom apartment into a studio & one bedroom apartment, add kitchen, bath and 2 with d, remodel kitchen & bath, turn one unit into 301 and 301b.
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Oct 2014
Remove all towerstream antennas & associated equipment to abate ces nov #201388452 & planning department complaint #12353.
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May 2014
Administrative permit to document that original permit from 1962 bpa 298797 and seismic strengthening bpa 201203287017 complies with 2014 sfbc a4 - no work.
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Oct 2013
Repair dry rot @ exterior on 2nd, 3rd & 4th (top) floor on north and south elevation, two locations, replacement in-kind.
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Oct 2013
One unit - remodel kitchean and bathroom; replace cabinet light fixture, hood range, sink/faucet. closet door; replace bath tub, vanity sink, blinds, carpet, heater if broken, bath room fan if needed, toilet, tile floor; to compley cec 150(k) 8 & 10.
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Aug 2013
One unit: remodel kitchen, paint, replace cabinet, light fixture and sink/faucet, closet door, blinds.
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Jul 2013
Revision to permit application 2012.03.28.7017 - at request of building inspector, file as-built drawing shown field.
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Oct 2012
One unit: renovate kitchen and bathroom. install new kitchen cabinets, new bathroom tub, toilet. update electrical. no structural work.
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Mar 2012
Voluntary partial structural strengthening at ground floor.
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Apr 2011
#311 - remodel 1 kitchen & paint, upgrade electrical, lighting to comply to cec 150 (k). no window, wall, door or ceiling work on this permit.
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Jan 2011
One unit to comply with his nov 200924724 - replace all kitchen cabinets, new flooring, paint, angle stops & sinks, relocate circuit box, add gfi's upgrade wiring, add dishwasher, atleast 50% high efficacy lighting (by wattage), no change to exhaust system.
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Aug 2010
Remodel kitchen and bathroom like for like plumbing & electrical, new cabinets & countertop new bath vanity, reglaze tub. three units.
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Jul 2008
One unit: kitchen and bath remodel, no structural cabinets, counter tile in kind, florescent lights only.
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Jun 2008
One unit: kitchen + 1 bath remodel, no structural, cabinets, counter, tile, fluorescent light.
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Jun 2008
Work @ one unit only. kitchen & bath remodel. no structural. cabinets, counter, tile, florescent light.
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Jan 2008
Two units: new kitchen & bath remodel, new cabinets, counters, tile & flourescent lights. no structural work.
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Dec 2007
Two units. kitchen + bath remodel. no structural. cabinets, counters, tile, fluorescent light.
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Nov 2007
Revision to app#200710044517. change one unit to one unit.
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Oct 2007
One unit.kitchen/bathroom remodel in kind. no structural changes. no window door or wall alterations. kitchen at least 50% of lighting wattage must be fluorescent. bath fluorescent or motion controlled sensor exhaust termination 3' min from pl & building openings.
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Oct 2007
One unit.kitchen/bathroom remodel in kind. no structural changes. no window door or wall alterations. kitchen at least 50% of lighting wattage must be fluorescent. bath fluorescent or motion controlled sensor exhaust termination 3' min from pl & building openings.
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Sep 2007
One unit- kitchen/bathroom remodel inkind.no structural changes. no window door or wall alteration. kitchen: at least 50% of lighting wattae must be flourscent.bath: fluorescent or motion controlled sensor.exhaust termination 3' min. from p.l. & building. opening.
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Sep 2007
#206- kitchen/bathroom remodel in kind.no structural changes, no window door or wall alterations. kitchen: at least 50% of lighting wattage must be fluorescent. bath: fluorescent or motion controlled sensor. exhaust termination 3' min. from pl. & building. opening.
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Aug 2007
One unit. kitchen/bathroom remodel in kind. no structural changes. no window door or wall alterations. kitchen: at least 50% lighting wattage must be fluorescent. bath: fluorescent or motion controlled sensor. exhaust termination 3' min from pl. & building openings.
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Aug 2007
One unit. kitchen/bathroom remodel in kind. no structural changes. no window door or wall alterations. kitchen: at least 50% lighting wattage must be fluorescent. bath: fluorescent or motion controlled sensor. exhaust termination 3' min from pl. & building openings.
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Jul 2007
Work @ one unit only. kitchen / bathroom remodel in kind.no structural changes. no window, door or wall alterations. kitchen at least 50% of lighting wattage must be fluorescent. bath fluorescent or motion controlled sensor. exhaust termination 3' minium from property line & building openings.
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Jul 1999
Repair dry rot and replace six windows.
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Sep 1998
Reroofing.
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Sep 1992
Reroofing.
7 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.