310 Old Spanish Trail Portola Valley, CA $ 3,888,000
310 Old Spanish Trail
$ 3,888,000
Recently Listed
Open House 6/6 1:30pm - 4pm
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310 Old Spanish Trail

Portola Valley, CA, 94028
$ 3,888,000
Bedrooms4 Baths2.1 Sq 3,200

Monthly Estimate*

$ 23,939

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Single Family Home for sale in Portola Valley, CA

for $3,888,000 with 4 bedrooms and 2 full baths, 1 half bath. This 3,200 square foot home was built in 2006 on a lot size of 1.0668.

Welcome to 310 Old Spanish Trail in Portola Valley, a beautifully maintained custom home built in 2006 and lovingly cared for by its original owner. With gleaming floors, soaring ceilings, and expansive windows framing the natural landscape, the home feels remarkably fresh and almost brand new. Set in one of the Bay Area's most desirable communities, this property offers a rare combination of privacy, tranquility, and value. The scenic drive through Portola Valley's rolling hills leads to a setting that feels secluded, yet is minutes from restaurants, shops, and conveniences. Designed for modern living, every room is generously sized with high ceilings and abundant natural light. Expansive decks stretch across the rear of the home, creating seamless indoor/outdoor living with peaceful tree views. The decks connect directly to a high-end gourmet kitchen, making the home ideal for entertaining. The living, family, and dining rooms are stunning, featuring dramatic windows, beautiful finishes, and an exceptional open layout. In addition to four bedrooms, including a spacious primary suite, the home offers a dedicated office and a huge unfinished bonus room not included in the stated square footage (450 sq ft), providing excellent potential for expansion, recreation, or storage.

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Open House

6/6/2026 1:30 PM - 4:00 PM
6/7/2026 1:30 PM - 4:30 PM
310 Old Spanish Trail Portola Valley, CA
* Some states or local ordinances may prohibit Open Houses at this time, please confirm with your Weichert agent or local rep to confirm

Single Family Active

Price

$ 3,888,000

Bedrooms

4

Full Bath

2

Half Bath

1

Property Type

Single Family

Taxes

$ 0

Style

Ranch

Lot Size

1.0668

Year Built

2006

Town/City

Portola Valley

County/Region

San Mateo

MLS | Web ID

ML82049530

Features
General
Living Area 3200
Heating Forced Air
Cooling Central Air ENERGY STAR Qualified Equipment
Roof Composition Shingles Rolled/Hot Mop
Appliances Dishwasher ENERGY STAR Qualified Appliances
Zoning R100
Garage Spaces 3
Architectural Style Ranch
Year Built 2006
View Canyon Hills
Stories Count 2
Levels Two Story
Property Subtype Detached
County San Mateo
Property Type Residential
HOA false
Energy Efficient Ceiling Insulation Insulation - Floor Walls Insulated
Garage Y/N true
Full Baths 2
Status Active
City Portola Valley
High School District Sequoia Union High
MLS Area Listing
Lot Size Square Feet 46470
Standard Status Active
Elementary School District Portola Valley Elementary
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Interior
Interior Amenities Family Room Formal Dining Room Pantry
Flooring Hardwood Tile
Total Fireplaces 4
Fireplace Features Family Room Gas Living Room Other
Air Conditioning Y/N true
Heating Y/N true
Window Features Double Pane Windows
Fireplace Y/N true
Total Bedrooms 4
Kitchen Features Dishwasher Eat-in Kitchen Pantry
Total Baths 3
1/2 Baths 1
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Exterior
Parking Features Attached Off Street Guest Enclosed Parking Lot
Water Source Public
Lot Size Area 1.0668
Building Area Total 3200
Lot Size Acres 1.0668
Other Equipment Satellite Dish
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* Excluded Features
List By
Costantini Team

Listing Agent

Compass

Broker

vmcostantini@gmail.com

Email

Affordability Calculator

$23,939
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$23,939
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Default based on a 30-year fixed rate of 6.25% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
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Nearby
0 Elementary School
0 Middle School
Unknown High School High School
Pricing History
DatePricePrice ChangeDescription
6/3/2026$3,888,000 Listed Price

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310 Old Spanish Trail, Portola Valley, CA, 94028 is a Single Family Home for sale at $3,888,000 with 3,200 sqft and a lot size of 1.0668. 310 Old Spanish Trail has 4 bedrooms, 2.1 baths, and was built in 2006. The property's zip code is 94028 which is in Portola Valley, CA