37.7585, −122.4197 A locator map appears here once a Mapbox token is configured.
Know This Place

District 9 · Block 3609, Lot 114 · ZIP 94110

3525–3529 20th Street

12-unit apartment building

  • 3 stories
  • Zoned NC-3
  • Historic status: not a historical resource
37.7585, −122.4197 Street View appears here once a Google Maps embed key is configured.
8,661 sq ftBuilding area
3,184 sq ftLot area
25Rooms · 3 bed, 13 bath
  1. 1924

    Built.

  2. Oct 2000
    Permit 200010274266 $$$ $300

    Repair kitchen floor, damaged ceilings, floor covering.

  3. Oct 2002
    Permit 200210158901 $$$ $11,000

    Reroofing.

  4. Nov 2005
    Permit 200511077557 $$$ $2,000

    Repair garage as ceiling joist as required, add 1 layer 5/8"type "x" gyp.bd. @ walls & ceiling for dry rot repair.

  5. Jul 2016
    Permit 201607283620 $$$ $80,000

    Soft story upgrade per 2012 iebc appendix a-4 (residential). commercial soft story under permit application 201703222076.

  6. Feb 2017
    Issued Permit 201702038637 $$$ $275,000

    Remodel 1st fl of existing 3-story building. remodel to include (2)new accessory dwelling units (one studio and one 1-br) from 4 garage spaces. each unit to have a kitchen & bath. soft story per 201607283620. ordinance 162-16.

  7. Feb 2017
    Permit 201702159449 $$$ $36,000

    #10 - rehabilitate kitchen, covert existing living room to bedroom, rehabilitate existing bathroom, install washer & dryer.

  8. Mar 2017
    Permit 201703222076 $$$ $6,000

    Ada bathroom upgrade, two unisex bathrooms in commercial space. soft story retrofit per sfbc chapter 34b engineering criteria 2012 iebc appendix a-4 (commercial). soft story for residential under permit application 201607283620.

  9. Mar 2019
    Permit 201903135096 $$$ $8,500

    Installation of new fire sprinkler system in 2 legalized units 1st fl clouded area. new 2" fire service underground. ref permit application 201702038637.

  10. Mar 2019
    Issued Permit M1051107

    Meter fee - st space on 201702038637.

  11. May 2019
    Permit 201905019463 $$$ $17,000

    Upgrade existing fa system to comply with sffc section 1103.7.6 and include sprinkler monitoring ref 201707038637, 201903135096.

  12. Jul 2019
    Filed Permit 201907085249

    Install 1 fire protection window gate at bd on one unit and 3 steel protection on windows (2) at one unit and (1) at one unit.

  13. Dec 2021
    Permit 202112094089 $$$ $72,000

    One unit: remodel 1 kitchen and 1 bathroom in one unit: non structural.

  14. May 2025
    Filed Permit 202505166693 $$$ $1

    Placement of evacation plans on each floor of building.

3 nominal $1 street-space permits and 1 cancelled permit are omitted.

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