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Hillsborough, CA

$28,995,000

1200 Armsby Drive, Hillsborough, CA
11
Beds
15
Baths
18,535
Sq Ft
1929
Built
0
Days listed

About this home

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. Originally designed by acclaimed architects John Bakewell Jr. and Ernest Weihe, 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.

Facts & features

Interior
Bedrooms
11
Bathrooms
10 full, 5 half
Living area
18,535 sq ft
Appliances
Dishwasher
Flooring
Carpet, Tile, Wood
Fireplace
Family Room
Heating
Electric
Cooling
None
Spa
In Ground
Exterior & lot
Lot size
2.44 acres (106,286 sq ft)
Pool
In Ground
Year built
1929
Parking spaces
8
Community
Area
699 - Not Defined
County
San Mateo
Listing details
Status
Active
Property type
Single Family Residence
Days on market
0
Listed
2026-07-11
Parcel #
027341070
MLS #
ML82038870
Listed by
Jenn Gilson · Golden Gate Sotheby's International Realty

Price history

Listed
$28,995,000 · 2026-07-11
Days on market
0
Current price
$28,995,000
Financing

Could this home be yours?

Estimated monthly payment
$181,892
$146,614 principal & interest · $35,277 taxes & insurance
$5,799,000
Estimate only
Loan $23,196,000

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Estimated value range nearby
$40,774,658$47,865,903

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Listing data provided by CRMLS

Listing courtesy of Golden Gate Sotheby's International Realty. © 2026. The multiple listing data appearing on this website is owned and copyrighted by California Regional Multiple Listing Service, Inc. ("CRMLS") and is protected by all applicable copyright laws. Information provided is for the consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties the consumer may be interested in purchasing. All data, including but not limited to all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by broker or MLS. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. The listing broker's offer of compensation is made only to participants of the MLS where the listing is filed. Last updated July 26, 2026 Equal Housing Opportunity.

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