20 Castle Ct

Hillsborough, CA 94010
  • $12,000,000

    Price
  • 7

    Bed
  • 7

    Bath
  • 5,722

    SqFt
  • 0.5

    Acre

About the Listing ML5033630 - ML5091615,ML5103350

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 Highlights for 20 Castle Ct

Status Active With Contingency
Days on Site 43
Property Type Residential
MLS ® ML82059857
Year Built 2026
Total Square Footage 5,722
Lot/Acreage 0.5
County San Mateo
School District Other
High School Burlingame

Interior Details

  • Bedrooms: 7
  • Bathrooms: 6 Full / 1 Half
  • Appliances: Dishwasher, Freezer, Disposal, Refrigerator, Range Hood
  • Air Cond: Central Air
  • Heating: Heat Pump
  • Fireplaces:
  • Floor: Wood
  • Basement:
  • Other: Walk-In Closet(s)
  • Water: Public

Exterior Details

  • Lot Description: No Land Lease
  • Garage Capacity: 3 car
  • Parking Spaces: 3
  • Zoning: R10025
  • Roof: Metal
  • Others: Concrete,Steel,Has ADU
  • Sewer: Public Sewer
  • Parking Features: Gated

Financial Details

  • Tax Amount: N/A
  • Taxes w/Assessments: N/A
  • Tax/Property ID: 030061080
  • Tax Year: N/A

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20 Castle Ct Hillsborough, CA 94010

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Originating MLS: CRMLS

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Yury Medrano

Realtor | Los Angeles, CA & Boise, ID | Silvercreek Realty Group | Sky Homes & Estates

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