4221 20th Street

Castro (Eureka Valley) · San Francisco, CA 94114

  • Built 1927
  • 7-unit apartment building
  • 2 stories
  • Zoned RH-3
  • District 8
  • Historic status: unevaluated
37.7575, −122.4352 Street View appears here once a Google Maps embed key is configured.
4,064 sq ftBuilding area
2,567 sq ftLot area
16Rooms · 7 baths

Permit history

  1. Mar 2021

    New conventional fire alarm panel. new wireless "rf" radio communicator will be installed for central station monitoring new low frequency "lf" horns will be added to the interior residential units. all other existing devices shall remain i.e. smoke detectors, pull stations, water flow/tamper switch.

    Complete Permit 202103186877 $$$ $15,000
  2. Jul 2020

    Provide fire sprinkler protecton for ground floor adu and egress path per nfpa 13r. provide new underground 2" fire service per nfpa 24. total 19 heads. ext bell/sprinkler monitoring under sep permit.

    Complete Permit 202007109984 $$$ $20,000
  3. Apr 2018

    Replace one garage door in-kind. partial compliance with nov #201798922. 2 other garage doors to be removed under separate permit for a.d.u.

    Complete Permit 201804257386 $$$ $1,500
  4. Jun 2017

    Replace kitchen cabinets and countertops.

    Complete Permit 201706290711 $$$ $8,500
  5. Jan 2017

    Revision to pa 2016-0907-6901 including smrf size.

    Complete Permit 201701207540 $$$ $1
  6. Dec 2016

    Dwelling unit addition per ordinance#162-16.

    Complete Permit 201612296166 $$$ $100,000
  7. Sep 2016

    Soft story retrofit per iebc appx a4.

    Complete Permit 201609076901 $$$ $25,000
  8. Jul 2014

    Comply with nov#201484181 (his). stairs add rails/handrails minor modifications to trendrails.

    Complete Permit 201407181676 $$$ $2,000
  9. May 2005

    Renew appl#200209277693, 200307099120.

    Complete Permit 200505041552 $$$ $1,000
  10. Jul 2003

    Replace in kind 14 ft x16 ft roof deck.

    Complete Permit 200307099120 $$$ $6,000
  11. Sep 2002

    Install handrails per complaint#200230606. removal of roof top deck per n.o.v.200230606.

    Complete Permit 200209277693 $$$ $1,000
  12. Aug 2001

    Alteration of kitchen cabinets + appliances in one unit.

    Complete Permit 200108246885 $$$ $7,800
  13. Jun 2001

    Remove existing deck boards and replace with trex decking.

    Complete Permit 200106212073 $$$ $5,500
  14. Jun 1993

    Reroofing.

    Expired Permit 9310424 $$$ $7,100

2 nominal $1 street-space permits are omitted.

Not yet documented: the architect and builder, the early residents and the date of the last recorded sale. Know any of it? Tell us — just describe it in plain words.