37.7590, −122.4177 A locator map appears here once a Mapbox token is configured.
Know This Place

District 9 · Block 3595, Lot 048 · ZIP 94110

3440 20th Street

48-unit apartment building

  • 3 stories
  • Zoned RM-1
  • Historic status: unevaluated
37.7590, −122.4177 Street View appears here once a Google Maps embed key is configured.
31,086 sq ftBuilding area
12,512.5 sq ftLot area
129Rooms · 48 baths
  1. 1965

    Built.

  2. Jul 1999
    Permit 9914319 $$$ $20,000

    Repair dry rot and replace six windows.

  3. Jul 2007
    Permit 200707136669 $$$ $15,000

    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.

  4. Aug 2007
    Permit 200708220588 $$$ $20,000

    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.

  5. Aug 2007
    Permit 200708220591 $$$ $22,000

    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.

  6. Sep 2007
    Permit 200709061897 $$$ $22,000

    #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.

  7. Sep 2007
    Permit 200709172781 $$$ $21,000

    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.

  8. Oct 2007
    Permit 200710044517 $$$ $21,000

    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.

  9. Oct 2007
    Permit 200710044518 $$$ $21,000

    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.

  10. Nov 2007
    Permit 200711309345 $$$ $1

    Revision to app#200710044517. change one unit to one unit.

  11. Dec 2007
    Permit 200712261298 $$$ $40,000

    Two units. kitchen + bath remodel. no structural. cabinets, counters, tile, fluorescent light.

  12. Jan 2008
    Permit 200801041830 $$$ $40,000

    Two units: new kitchen & bath remodel, new cabinets, counters, tile & flourescent lights. no structural work.

  13. Jun 2008
    Permit 200806174654 $$$ $25,100

    Work @ one unit only. kitchen & bath remodel. no structural. cabinets, counter, tile, florescent light.

  14. Jun 2008
    Permit 200806235091 $$$ $25,025

    One unit: kitchen + 1 bath remodel, no structural, cabinets, counter, tile, fluorescent light.

  15. Jul 2008
    Permit 200807146638 $$$ $25,000

    One unit: kitchen and bath remodel, no structural cabinets, counter tile in kind, florescent lights only.

  16. Aug 2010
    Permit 201008319924 $$$ $60,000

    Remodel kitchen and bathroom like for like plumbing & electrical, new cabinets & countertop new bath vanity, reglaze tub. three units.

  17. Jan 2011
    Permit 201101218816 $$$ $5,000

    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.

  18. Apr 2011
    Permit 201104274922 $$$ $14,000

    #311 - remodel 1 kitchen & paint, upgrade electrical, lighting to comply to cec 150 (k). no window, wall, door or ceiling work on this permit.

  19. Mar 2012
    Permit 201203287017 $$$ $100,000

    Voluntary partial structural strengthening at ground floor.

  20. Oct 2012
    Permit 201210091654 $$$ $18,000

    One unit: renovate kitchen and bathroom. install new kitchen cabinets, new bathroom tub, toilet. update electrical. no structural work.

  21. Aug 2013
    Permit 201308144346 $$$ $18,000

    One unit: remodel kitchen, paint, replace cabinet, light fixture and sink/faucet, closet door, blinds.

  22. Oct 2013
    Permit 201310038330 $$$ $23,000

    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.

  23. Oct 2013
    Permit 201310240118 $$$ $15,000

    Repair dry rot @ exterior on 2nd, 3rd & 4th (top) floor on north and south elevation, two locations, replacement in-kind.

  24. May 2014
    Permit 201405064996 $$$ $1

    Administrative permit to document that original permit from 1962 bpa 298797 and seismic strengthening bpa 201203287017 complies with 2014 sfbc a4 - no work.

  25. Oct 2014
    Permit 201410169147 $$$ $500

    Remove all towerstream antennas & associated equipment to abate ces nov #201388452 & planning department complaint #12353.

  26. Feb 2015
    Withdrawn Permit 201502138348 $$$ $30,000

    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.

  27. Mar 2015
    Permit 201503100430 $$$ $30,000

    One unit: remodel kitchen and washer and dryer, remodel bathroom.

  28. Mar 2016
    Permit 201603101705 $$$ $25,000

    One unit at 2nd floor. remodel existing bathroom, remodel existing kitchen. add washer and dryer. exhaust from range not visible from the street.

  29. Jun 2016
    Issued Permit 201606089389 $$$ $20,000

    One unit: kitchen remodel. new cabs, countertop, bathroom renovation: new fixtures and lighting, use existing tub.

  30. Jun 2016
    Issued Permit 201606089391 $$$ $20,000

    One unit: kitchen remodel: new cabs, countertop replacement. bathroom rneovation: new fixtures and lighting. tub replacement.

  31. Sep 2016
    Permit 201609228499 $$$ $25,000

    2/f #114- remodel existing bathroom, remodel existing kitchen, add washer & dryer.

  32. Dec 2016
    Permit 201612013899 $$$ $25,000

    One unit, 2nd floor: remodel existing bathroom, kitchen and add washer & dryer.

  33. May 2017
    Permit 201705227311 $$$ $280,000

    Replace 24 aluminum-framed windows and sliding doors in-kind and repair stucco to match around new window and door installations.

  34. Aug 2017
    Permit 201708084260 $$$ $5,000

    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.

  35. Sep 2017
    Permit 201709289790 $$$ $24,999

    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.

  36. Nov 2017
    Permit 201711033114 $$$ $25,000

    One unit: rehabilitate e bathroom, existing kitchen, install washer dryer.

  37. Feb 2018
    Issued Permit M890008

    Streetspace.

  38. Aug 2019
    Permit 201908027686 $$$ $40,000

    Upgrade existing fire alarm to comply with sffc 103.7.6.1 and nfpa 72.

  39. Oct 2019
    Issued Permit 201910083926 $$$ $20,000

    One unit: kitchen (64sq ft), and bathroom (49sq ft) rehab. install washer and dryer(ventless).

  40. Feb 2020
    Permit 202002184665 $$$ $200,000

    Convert garage spaces into (9) new adu's per ordinance no. 162-16 for a building total of (48) units.

  41. Jun 2020
    Withdrawn Permit 202006188880 $$$ $40,000

    One unit: convert existing kitchen to nook, relocate kitchen, rehabilitate existing bathroom, install washer/dryer.

  42. Sep 2020
    Issued Permit 202009164262 $$$ $6,500

    Remove ~100 sq ft of existing dry rotted wood siding. replace in kind. not visible from street.

  43. Apr 2021
    Permit 202104088156 $$$ $25,000

    #111. rehab bathroom, rehab kitchen, replace washer/dryer.

  44. Jun 2021
    Issued Permit 202106243147 $$$ $50,000

    Provide fire sprinkler system on ground floor and new underground per nfpa 24. ref app#202002184665.

  45. Jun 2022
    Permit 202206156380 $$$ $10,000

    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.

  46. Jun 2022
    Permit 202206287306 $$$ $4,000

    One unit - install one new clothes washer & dryer.

  47. Jun 2022
    Permit 202206287308 $$$ $4,000

    One unit - install one new clothes washer & dryer.

  48. Aug 2022
    Permit 202208170737 $$$ $4,500

    One unit. install 1 new clothes washer and dryer. no wall demolition.

  49. Aug 2025
    Permit 202508062453 $$$ $25,000

    Two units balcony repairs - sister severely deteriorated framing. repair minor deterioration with woodepox or approved equivalent. replace full stucco soffit vents.

  50. Nov 2025
    Issued Permit 202511109275 $$$ $5,000

    Common area: structural wall repair. structural construction includes new studs, plywood and mudsill. nov# 202544910.

7 nominal $1 street-space permits and 3 expired or cancelled permits are omitted.

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