Know This Place
37.7879, −122.4893 A locator map appears here once a Mapbox token is configured.

540 El Camino Del Mar

Seacliff · San Francisco, CA 94121

  • Single-family house
  • 2 stories
  • Zoned RH-1(D)
  • District 1
  • Historic status: historic resource
37.7879, −122.4893 Street View appears here once a Google Maps embed key is configured.

Robin Williams lived here part-time.

9,310 sq ftBuilding area
17,149 sq ftLot area
18Rooms · 7 baths
  1. 1926

    Built.

  2. Oct 1991

    Horizontal addition, filed three months after the recorded sale.

    Expired Permit 9120228S $$$ $400,000
  3. Jan 1992

    Non-structural interior demolition — the only part of the 1991–92 project that was carried through.

    Complete Permit 9200645 $$$ $20,000
  4. Sep 1992

    Revision to the 1991 addition — replace wall, windscreen and stairs.

    Expired Permit 9215959 $$$ $50,000
  5. May 1996

    Interior renovations to a dressing room.

    Expired Permit 9607602 $$$ $8,000
  6. May 2017

    Remove the terracotta chimney and replace it with a listed Class A metal chimney system — recorded as a repair, with no roof work visible from the street.

    Complete Permit 201705096053 $$$ $10,000
  7. Mar 2024

    New kitchen countertops, two sinks and faucets; second-floor hardwood refinished; kitchen and playroom cabinets painted.

    Complete Permit 202403117540 $$$ $100,000
  8. May 2025

    Remodel seven bathrooms and one kitchen, with lead paint abatement over 1,100 sq ft of sheetrock.

    Issued Permit 202505227075 $$$ $250,000
  9. Jun 2025

    Subterranean expansion of a basement bathroom; planter expansion; new exterior stair at grade.

    Issued Permit 202506118499 $$$ $15,000
  10. Jul 2025

    Interior remodel; some windows and doors removed and replaced; exterior deck expanded; 39 sq ft added to the kitchen. The estimate more than tripled after filing.

    Issued Permit 202507150799 $$$ $650,000
  11. Nov 2025

    Shoring revisions to the 2025 interior remodel.

    Issued Permit 202511189837 $$$ $8,000
  12. Dec 2025

    Structural and shoring revisions to the interior remodel.

    Issued Permit 202511129471
  13. May 2026

    Roof-mounted solar with seven energy storage units of 13.5 kWh each.

    Issued Permit S20260515612 $$$ $93,600
  14. Jun 2026

    Landscape works — paving, terraces and windbreak, two exterior gas fireplaces, an outdoor kitchen and a spa.

    Issued Permit 202606022349 $$$ $150,000

One is a street-space permit at a nominal valuation.

Assessed value

The roll predates the 2025–26 work.

Nearby