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37.7616, −122.4443 A locator map appears here once a Mapbox token is configured.

11–23 Mars Street

Corbett Heights · San Francisco, CA 94114

  • Single-family house
  • 2 stories
  • Zoned RH-2
  • Historic status: unevaluated
37.7616, −122.4443 Street View appears here once a Google Maps embed key is configured.

Moved here from Falcon Street, one of the streets erased when Market Street was cut through the neighbourhood; photographs of Mars taken about 1921 show its lot still empty.

2,475 sq ftBuilding area
2,230 sq ftLot area
12Rooms · 2 baths
  1. 1909

    Built.

  2. c. 1921

    Lot still vacant in two photographs of Mars Street taken before the street improvements (OpenSFHistory wnp36.02476, wnp36.02481).

    Corbett Heights Neighbors, "January Neighborhood News", Vol. VIII, No. 1 (1 January 2026)
  3. after 1921

    Building moved to Mars Street from Falcon Street, which the Market Street extension expunged; its former line is now the Slope.

    Corbett Heights Neighbors, "January Neighborhood News", Vol. VIII, No. 1 (1 January 2026)
  4. Oct 1996

    Reroofing.

    Expired Permit 9619508 $$$ $2,000
  5. Mar 2011

    Kitchen removed from an illegal first-floor dwelling unit.

    Issued Permit 201103101780 $$$ $1,000
  6. Apr 2022

    Kitchen and bathroom remodelled in kind.

    Complete Permit 202204182382 $$$ $42,732
  7. Mar 2023

    Top-floor bathroom remodelled in kind, non-structural.

    Issued Permit 202303304745 $$$ $28,192
  8. Jul 2023

    Voluntary seismic strengthening — plywood, clips, bolts and sill-plate connectors to the cripple wall at the crawl space.

    Complete Permit 202307031400 $$$ $50,000
  9. Aug 2023

    Reroofing, in kind.

    Complete Permit 202308084022 $$$ $24,000
  10. Nov 2024

    Third-floor kitchen remodelled, new half bathroom, wall removed between kitchen and living room.

    Issued Permit 202411155113 $$$ $50,000
  11. May 2026

    Tempered glass guard rail added at the existing third-floor balcony — revision to permit 202502180547.

    Issued Permit 202605121074 $$$ $3,000

The assessor's 1909 construction date predates the building's move to this site. The assessor records two storeys, while recent permits describe work on a third floor.

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