37.7796, −122.4797 A locator map appears here once a Mapbox token is configured.
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District 1 · Block 1524, Lot 006 · ZIP 94121

435 20th Avenue

4-unit apartment building

  • 2 stories
  • 4,070 ft2
  • 2,996 ft2 lot area
  • 18 rooms
  • 5 bathrooms
  • Wood frame
  • Zoned RM-1
37.7796, −122.4797 Street View appears here once a Google Maps embed key is configured.
  1. 1940s–present

    Russian music lessons were given at this address.

    Nina Bogdan, Russian American Historic Context Statement, San Francisco Planning Department, adopted by the Historic Preservation Commission October 15, 2025
  2. 1970

    Built.

  3. Jul 2015
    Issued Permit 201507020574 $$$ $19,550

    8 front windows retrofit wood replacement inkind replacement; 13 retrofit vinyl with wood with ogee lugs; replace rear non-vis. windows with vinyl windows; no bbns or open pc code enforcement; no size change/same location. u-factor < 0.32.

  4. Jul 2015
    Issued Permit 201507171833 $$$ $14,774

    Rev. to 201507020574 - increase valution only; no additional work.

1 nominal $1 street-space or sidewalk permit is omitted from the timeline.

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