






$12,000,000
7 bd · 6.5 ba · 5,722 sqft · 0.50 acre lot
20 Castle Ct, Hillsborough, CA 94010
Single family · Built 2026 · $2,097/sqft ·
$73,495/mo est. payment
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.
West Hillsborough School
elementary · K-5 · 0.5 mi
Crocker Middle School
middle · 6-8 · 0.8 mi
Burlingame High School
high · 9-12 · 2.2 mi
The Nueva School
elementary · K-12 · 0.8 mi
North Hillsborough School
elementary · K-5 · 0.9 mi
Bridge School, The
elementary · K-8 · 1.0 mi
$7,685,000
Listed by Phil Chen · Christie's International Real Estate Sereno · MLSListings




















