3632 21st Street

Castro (Eureka Valley) · San Francisco, CA 94114

  • Built 1983
  • Two-flat
  • 2 stories
  • Zoned RH-1
  • District 8
  • Historic status: not a historical resource
37.7567, −122.4287 Street View appears here once a Google Maps embed key is configured.
2,934 sq ftBuilding area
5,733.06 sq ftLot area
10Rooms · 4 baths

Permit history

  1. Oct 2025

    Repair siding dry rot around exterior of house. visible from street. approx. 50 sq ft.

    Complete Permit 202510157400 $$$ $7,000
  2. Jul 2023

    Reroofing. shingle roof slope over 2/12 pitch. overlay new 30 lb felt underlayment and class a fiberglass shingles, preduet weight less than 5lb sq ft.

    Complete Permit 202307172315 $$$ $27,900
  3. Sep 2017

    Repair deteriorated siding at rear of west elevation with hardiplank or equal. siding repair at ground fl only approx 16' in length. 90 sq ft.

    Issued Permit 201709289787 $$$ $5,000
  4. Jan 2015

    Dry rot repair 2nd floor 3634 under french doors that are leading to exterior deck. possible elastomeric patch on deck surface. no work visabel from street.

    Complete Permit 201501226449 $$$ $1,500
  5. Oct 2014

    Replace 9 windows and 3 patio doors, size for size alum. to wood clad, 5 visible from street, u-value 0.29.

    Complete Permit 201410290231 $$$ $9,500
  6. Mar 2002

    Reroofing.

    Complete Permit 200203262321 $$$ $8,200
  7. Oct 1981

    Additions alterations or repairs.

    Complete Permit 8109221 $$$ $75,000

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.