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20 Castle Ct

hillsborough, CA 94010

US$12,000,000

  • 7 BR
    6 BA, 1 HALF BA
    approx. 5,722 SF
  • Contract signed

Interested? Let's Connect

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.

Details

5,722 Sq Ft

0.5 Private Acres Lot Size

single family home

Built in 2026

MLS/Listing ID ML82059857

2 Stories

Amenities & Features

Metal

Style - Contemporary

Construction - Concrete

Fireplace

Natural Wood

Hardwood

Heating - Heat Pump

Walk-in Closets

Inside

Pool Spa Combo

Wine Refrigerator

Refrigerator

Freezer

Crawlspace

Pool - Inground

Dishwasher

Interested In 20 Castle Ct?

MLSL

The real estate listing data marked with this icon comes from the Internet Data Exchange program of the MLSListings Inc MLS system. Copyright © 2026, MLSListings Inc — All rights reserved.