37.7566, −122.4223 A locator map appears here once a Mapbox token is configured.
Know This Place

District 9 · Block 3617, Lot 072 · ZIP 94110

3349–3351 21st Street

Single-family house · Mission

  • 2 stories
  • 1,992 ft2
  • 2,848 ft2 lot area
  • 8 rooms
  • 3 bedrooms
  • 3 bathrooms
  • Wood frame
  • Zoned RH-3
  • Historic resource
  • Sold March 16, 2022
Land$1,900,857
Improvements$814,652
Total assessed$2,715,509
37.7566, −122.4223 Street View appears here once a Google Maps embed key is configured.
  1. 1951

    Built.

  2. Dec 1983
    Permit 8312965 $$$ $1,202

    Installation of 03 aluminum windows.

  3. Sep 2017
    Permit 201709158712 $$$ $12,960

    Reroofing.

  4. Jan 2018
    Permit 201801108333 $$$ $2,357

    Replace 3 non-visable rear windows, vinyl. u-fact 0.32 or better. no size changes.

  5. Nov 2025
    Filed Permit 202511240314 $$$ $6,000

    At west wall install hardie plank sding overlay, approx 280 sq ft. new siding material, non street visible.

  6. Jun 2026
    Filed Permit 202606304327 $$$ $15,000

    Rear deck replacement, remove existing deck and replace with new deck.

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