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1200 Armsby Drive

Hillsborough, CA 94010
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Bed 11

Bed

Bath 15

Bath

SqFt18,535

Sqft

SqFt106,286

Sqft(Lot)

A secluded trophy estate in the heart of highly coveted Lower North Hillsborough, this extraordinary 2.4+ acre property offers rare scale and privacy on one of the towns largest parcels. The French Chateau-inspired residence was once home to Hollywood icon Bing Crosby and is rich with storied provenance, including connections to the legendary Seabiscuit and curated antique details from the Hearst Collection. Thoughtfully updated by the current owner, the home spans four levels and features 11 bedrooms, 10 full baths, and 5 half baths, blending grand architectural presence with a warm, livable layout. Designed for both intimate daily living and elegant entertaining, the floor plan includes multiple salons, a formal dining room, a wood-paneled library, a private office, and a distinct guest wing. The park-like grounds showcase sweeping lawns, a resort-style pool with fountains, and expansive open space, creating a serene and majestic setting. With its remarkable history, refined craftsmanship, and exceptional acreage, this is a truly irreplaceable legacy estate an unparalleled opportunity to own a landmark property from California's Golden Era.

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Detail Ic Property Details

Property Type : Residential

Price : $28,995,000

AD Id : 91263927

MLS Id : ML82038870

Beds : 11

Lot Size : 106,286 Sq. Ft

Living Area Size : 18,535 Sq. Ft

Year Built : 1929

Garage : 8

County : San Mateo

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Feature Features

  • Bedroom Information

    Total beds: 11

    Bathroom Information

    Total Baths: 15 Full Baths: 10 Half Baths: 5

    Roofing Information

    Slate

    Flooring Information

    Carpet, Tile, Wood
  • Interior Features

    Roof: Slate
    Appliances: Dishwasher
  • Heating & Cooling

    Has Heating: Yes Heating: Electric Has Cooling: Yes Cooling: None

  • Building Information

    Year Built: 1929
    Pool Features: InGround
    Private Pool: No

  • Lot Information

    Main Square Feet: 106286 Lot Size Acres: 2.44 Lot Size Source: Other Lot Size Square Feet: 106,286

  • Listing Price Information

    Listing Price: $28995000

  • Tax Information

    Parcel Number: 027341070

  • Parking Information

    Parking Total: 8

    Garage Information

    Has Garage: Yes Has Attached Garage: Yes Garage Space: 8

  • Location Information

    Direction: Cross Street: Jackling Drive WaterSource: Public
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Nearby Home Value

Address Estimate Bed Bath Sq. Ft Lot Size
140 Rockridge Road, Hillsborough, CA, 94010 $3,998,000 3 3 2,320 27,374 Sq. Ft
7 Windsor Drive, Hillsborough, CA, 94010 $12,300,000 4 3 3,260 18,541 Sq. Ft
3085 Ralston Avenue, Hillsborough, CA, 94010 $14,995,000 5 6 10,495 87,120 Sq. Ft
36 Eugenia Way, Hillsborough, CA, 94010 $5,280,000 5 4 3,500 30,256 Sq. Ft
2930 Privet Drive, Hillsborough, CA, 94010 $9,800,000 7 8 9,035 28,147 Sq. Ft

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ByOwner last updated this listing 10/08/2026 @ 16:38

MLS: ML82038870 LISTED BY: Jenn Gilson, Golden Gate Sotheby's International Realty 650-375-5200 SOURCE: CRMLS

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