37.7984, −122.4268 A locator map appears here once a Mapbox token is configured.
Know This Place

District 2 · Block 0528, Lot 009D · ZIP 94123

1666–1670 Union Street

Store building

  • 2 stories
  • 3,020 ft2
  • 2,809 ft2 lot area
  • 5 residential units
  • 12 rooms
  • 4 bathrooms
  • Wood frame
  • Zoned UNION
37.7984, −122.4268 Street View appears here once a Google Maps embed key is configured.
  1. 1950

    Built by Leo Dal Bon.

  2. June 13, 1951

    The Office of the Assessor-Recorder photographed the property for tax assessment. Theodore School of Music was at the address.

    Assessor-Recorder Photographs (SFP 23), San Francisco Public Library
  3. December 1958

    Robert Durden photographed the property, showing Theodore School of Music.

    Robert Durden Color Slide Collection (SFP 42), San Francisco Public Library
  4. Apr 2014
    Permit 201404022310 $$$ $8,000

    Tile shower/flooring/drywall replacement in bathroom & kitchen only. no changes to door or windows under this permit. work to be done in one unit.

  5. September 22, 2026

    After 46 years, pint-size S.F. Italian deli to close — San Francisco Chronicle

2 expired permits are omitted.

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