1390 Westridge DR
Portola Valley, CA, 94028
$8,500,000
5 Beds
5 Baths
3,520 SqFt
1.18 Acres
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MLS #ML82033403 image #0
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.)

Property Details

Price:
$8,500,000
MLS #:
ML82033403
Status:
Active
Beds:
5
Baths:
5
Type:
Single Family
Subtype:
Single Family Residence
Neighborhood:
699notdefined
Listed Date:
Feb 2, 2026
Finished Sq Ft:
3,520
Lot Size:
51,365 sqft / 1.18 acres (approx)
Year Built:
1964
Contemporary699 – Not Defined699notdefinedOtherHills

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Schools

School District:
Other

Interior

Appliances
DW, FZ, GD, MW, RF, DO, HOD, VEF
Bathrooms
4 Full Bathrooms, 1 Half Bathroom
Cooling
CA
Flooring
TILE, WOOD
Heating
FA
Laundry Features
DINC, WINC

Exterior

Architectural Style
CNT
Parking Spots
4
Roof
MTL

Financial

Map

Community

Market Summary

Current real estate data for Single Family in Portola Valley as of Feb 13, 2026
22
Single Family Listed
163
Avg DOM
1,188
Avg $ / SqFt
$3,903,725
Avg List Price

Property Summary

    1390 Westridge DR Portola Valley CA is a Single Family for sale in Portola Valley, CA, 94028. It is listed for $8,500,000 and features 5 beds, 5 baths, and has approximately 3,520 square feet of living space, and was originally constructed in 1964. The current price per square foot is $2,415. The average price per square foot for Single Family listings in Portola Valley is $1,188. The average listing price for Single Family in Portola Valley is $3,903,725.

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1390 Westridge DR
Portola Valley, CA