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  • 20 Castle Court

20 Castle Court, Hillsborough, CA 94010

$12,000,000 Approx. USD 7 beds, 7 baths
5,722 sqft
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Photo of Jesse Hlubik

Jesse Hlubik REALTOR® - Sales Associate 310-890-6928 m
310-890-6928 o
Lic#: 01801928
NRDS ID: 207054480
Jesse@HomeSearchLA.com Text Me
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Lic#: 01801928
NRDS ID: 207054480
Jesse@HomeSearchLA.com Sherman Oaks Office
14141 Ventura Blvd., Ste. 8
Sherman Oaks, CA 91423
Phone: 818-528-3200
Fax: 818-386-9007
 Sherman Oaks 14141 Ventura Blvd., Ste. 8
Sherman Oaks, CA 91423
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Fax: 818-386-9007
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Listing Agent


Phil Chen | phil@sybariterealty.com
Lic#: 01715177
Broker: Courtesy of Christie's International Real Estate Sereno
Phone: 415-271-1920

Co Listing Agent


Axis Elite Team | listing@axisrealtyus.com
Lic#: 70010248
Broker: Courtesy of Aspire Homes
Phone: 408-320-8584

Agent Remarks

Offered as a rare presale opportunity with the ability to personalize select finishes, this modern architectural masterpiece is estimated for completion in Q3 2027. Privately situated on a level half-acre cul-de-sac lot, the residence offers approximately 5,722 square feet of refined living space, including an attached ADU & pool. A dramatic double-height foyer with a full-height porcelain slab feature wall and statement chandelier creates a striking first impression. Soaring ceilings, premium engineered oak flooring, a dramatic floating staircase, and walls of glass create a striking sense of scale and effortless indoor-outdoor living. The showpiece kitchen features custom European-inspired cabinetry with warm natural wood finishes, natural quartzite surfaces, a waterfall island, and premium Miele appliances. A private balcony, spa-inspired primary bath, custom wine display, Control4 automation, and beautifully landscaped grounds complete the residence. Buy early for preferred pricing and design personalization.

Listing Details

Property type: Single Family Residence (Single Family)
Status: Active
MLS# ML82059857
Price: $12,000,000
Beds: 7
Baths: 7 (6 full) (1 half)
Built in 2026
5,722 sqft
0.50 acres
Lot size: 0.5002
County: San Mateo
Property style: Contemporary,Modern
Zoning: R10025
Construction: Concrete,Steel
Interior features: Walk-In Closet(s)
Appliances: Dishwasher,Freezer,Disposal,Refrigerator,Range Hood
Parking description: Gated
Heating/cooling: Central Air
Heating description: Heat Pump
MLS area: 699 - Not Defined

Last Updated: 10/3/2026

 Days On Market (DOM): 38

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This listing belongs to the 699 - Not Defined MLS area

The style of this listing is Contemporary,Modern.
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Lat/Long: 37.556231, -122.370307.
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DISCLAIMER: There is NO WARRANTY, expressed or implied, for the accuracy of this information or its applicability to your financial situation. Please consult your financial and/or tax advisor. GET PRE-APPROVED The loan's interest rate will depend upon the specific characteristics of the loan transaction and credit profile up to the time of closing.

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Photo of Jesse Hlubik

Jesse Hlubik REALTOR® - Sales Associate 310-890-6928 m
310-890-6928 o
Lic#: 01801928
NRDS ID: 207054480
Jesse@HomeSearchLA.com Text Me
Call My Cell
Call My Office
Lic#: 01801928
NRDS ID: 207054480
Jesse@HomeSearchLA.com
Sherman Oaks Office
14141 Ventura Blvd., Ste. 8
Sherman Oaks, CA 91423
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