37.7566, −122.4220 A locator map appears here once a Mapbox token is configured.
Know This Place

District 9 · Block 3617, Lot 075 · ZIP 94110

3339–3341 21st Street

4-unit apartment building

  • 2 stories
  • Zoned RH-3
  • Historic status: historic resource
37.7566, −122.4220 Street View appears here once a Google Maps embed key is configured.
2,733 sq ftBuilding area
2,850 sq ftLot area
12Rooms · 4 bed, 4 bath
  1. 1900

    Built.

  2. May 1992
    Permit 9208752 $$$ $2,000

    Legalize space to comply with approved permit & violation notic.

  3. Aug 2001

    To renew permit#2000/03/31/6009 for final inspection.

  4. Sep 2004
    Permit 200409144038 $$$ $3,000

    Replace exist damaged front exterior stairs leading down frm sidewalk in kind per plan.nov 200452207.

  5. Dec 2009
    Permit 200912092939 $$$ $10,000

    Comply with nov# 200922605-dry rot repair, less than 50% of the entire deck structure.

  6. Jul 2017
    Issued Permit 201707061150 $$$ $21,816

    Reroofing.

  7. Dec 2017
    Permit 201712136380 $$$ $20,000

    Repair existing stairs deck guardrail. no change in layout or overall dimentions. repairs in kind.

  8. Jan 2025
    Permit 202501289233 $$$ $20,000

    Repairing and replacing deck boards and stair treds (less than 50%) in kind work and materials as needed. the deck is 4 1/2' widith and 25' length and runs along the 2/f with stairs leading to the back yard. of the side yard/inside corridor of the building to the rear. work not street visible.

  9. Oct 2025
    Filed Permit 202510016466 $$$ $40,000

    Expand one unit: down to level 1 storage area create new bedroom and bathrooms. replace non-historic wood garage door with new hinged wood garage door.

4 expired or cancelled permits are omitted.

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