$8,500,000

1390 Westridge Drive, Portola Valley, CA 94028

5 beds |
5 baths |
3,520 sqft

Single-Family Home
Built in 1964
1.18acre lot
2 car garage
$2,415/sqft
Listed 3 days ago

Property Description

Contemporary single-level main residence with attached two-story ADU on 1.1+ private acres finished in 2021, offering direct Windy Hill views and walking distance to Portola Valley Town Center, library, restaurants, farmers market, and trailheads. Striking modern architecture features walls of glass, soaring ceilings, skylights, and white oak floors throughout. The dramatic great room opens to covered and open terraces and a level lawn just off the living room patio, with rear grounds anchored by a heritage oak. The designer kitchen showcases Calacatta marble surfaces, a waterfall island, and high-end appliances. The main residence includes a dedicated office, four bedrooms, and three and a half baths, highlighted by a serene primary suite with Windy Hill views and a Zen-inspired bath with private garden. A privately located bedroom suite is ideal for guests or an au pair. The attached ADU offers one bedroom, one bath, a full kitchen, and a living room with fireplace, with finishes matching the main home. Gated entry, custom pavers, cedar entry door, fountains, mature landscaping, level synthetic lawn, raised garden beds, and fully fenced grounds complete this desirable property. Total Finished square footage: 4,390 sq. ft. (main house: 3,520 sq. ft. and ADU: 870 sq. ft.)

Listing Status:: Active
Date Added:: February 2, 2026
Data Last Updated:: February 5, 2026 at 7:19AM
Listing Office:: Coldwell Banker Realty : (650) 324-4456
Listing Agent:: Hugh Cornish : 650-619-6461
MLS ID:: ML82033403

General: AtriumWalk-In Closet(s)
Appliances: Double OvenDishwasherFreezerDisposalMicrowaveRefrigeratorRange HoodVented Exhaust FanDryerWasher
Flooring: TileWood
A/C: Central Air
Heating: Forced Air
Fireplace: Living RoomFireplace

Style: Contemporary
Parking: CarportParking spaces: 4

Roofing: Metal
Windows: Skylight(s)
General: 1BlockConcrete Perimeter

Originating MLS: CRMLS_MLSL
School District: Other
County: San Mateo

Zoning: R1001A077034080
View: HillsView

Water: Public
Sewer: Septic Tank

Source: CRMLS_MLSL

Presented by Veterans United Realty

This listing courtesy of Hugh Cornish , Coldwell Banker Realty

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Property Taxes $
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Location

Schools Nearby

Ormondale School

200 Shawnee Pass, Portola Valley, CA, 94028

Grades KG-3

0.35 miles away

Corte Madera School

4575 Alpine Rd, Portola Valley, CA, 94028

Grades 4-8

1.06 miles away

Disclaimer: School and School District information courtesy of the National Center for Education Statistics (NCES). School boundaries may change. Proximity to listed schools does not guarantee enrollment eligibility. Contact the school district for more information and exact boundaries.