Know This Place

4407–4409 20th Street

Castro (Eureka Valley) · San Francisco, CA 94114

  • Built 1900
  • Three-flat
  • 3 stories
  • Zoned RH-2
  • District 8
  • Historic status: unevaluated
37.7573, −122.4371 Street View appears here once a Google Maps embed key is configured.
3,133 sq ftBuilding area
2,435 sq ftLot area
12Rooms · 4 bed, 5 bath

Permit history

  1. Sep 2020

    Sprinkler flow monitoring.

    Issued Permit 202009083685 $$$ $2,000
  2. Aug 2020

    Interior remodel of 3rd fl apartment unit including new bathroom, new kitchen island, and remodel existing bathroom.

    Complete Permit 202008262712 $$$ $60,000
  3. Mar 2020

    Installation of sprinkler system per nfra 13 at ground fl. new unit and related egress permit application 201812198794. total 12 sprinkler heads.

    Issued Permit 202003025898 $$$ $7,000
  4. Jul 2019

    Revision to voluntary seismic retrofit 2018-0525-0265 due to change in engineering and engineer of record and layour of shear walls. this permit cost is for the additional structural work for the adu only (lower slab & replace foundation).

    Complete Permit 201907196356 $$$ $50,000
  5. Apr 2019

    Remodel 2nd fl apartment unit. replace existing rear windows.

    Complete Permit 201904047133 $$$ $60,000
  6. Dec 2018

    Add unit per ord #162-16. remodel ground floor to accommodate 1 new studio apartment unit. soft story permit is approved & issued 201805250265.

    Complete Permit 201812198794 $$$ $95,000
  7. May 2018

    Voluntary seismic uprade per ab 094.

    Issued Permit 201805250265 $$$ $64,600
  8. Dec 2017

    Create new office by opening wall. remodel kitchen.

    Cancelled Permit 201712015297 $$$ $21,500
  9. Oct 2017

    Install structural moment frame.

    Withdrawn Permit 201710121037 $$$ $18,000
  10. Feb 2017

    Pull/replace bathroom, 5'x12'.

    Issued Permit 201702028490 $$$ $15,000
  11. Dec 2014

    Reroofing.

    Complete Permit 201412194192 $$$ $16,500
  12. Jun 2010

    Repair e rear deck, add new windows, doors, skylights to e rear room. replace e rear stairs in kind.

    Complete Permit 201006295533 $$$ $15,000
  13. May 2001

    Stairs replacement and garage entrance replacement.

    Complete Permit 200105239856 $$$ $40,000
  14. Sep 1992

    Shearing of cellar walls tie down of sill plate.

    Complete Permit 9215868 $$$ $4,500
  15. Jun 1991

    Reroofing.

    Expired Permit 9111049 $$$ $7,000

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.