Stunning vistas of the hills and bay in this once in a lifetime opportunity to own one of the largest lots in Palo Alto with 12.55 acres in Palo Alto Open Space with a Portola Valley mailing address. Located on an exclusive private road the property awaits a buyer wanting to create a new estate or remodel the existing mid-century style home with expansive hill views. Large living room with high ceilings and separate dining room have breathtaking views. Family room/solarium is off the eat-in kitchen with island. Two bedroom suites one being the large primary bedroom and two bedrooms that share a Jack and Jill bathroom. Garage was converted into a studio plus large workshop and storage. Separate two bedroom guest cottage with living room with fireplace and sunny deck with views of Windy Hill. Amenities are sunny Pool surrounded by gardens, Tennis court, Greenhouses and sheds for storage, and a walking trail on the property takes one to breathtaking bay views. The property backs up to the Arastradero Preserve. The location is very quiet and private but close to Ladera Shopper, Robert's Market, and the 280 corridor to Silicon Valley and Stanford University, Stanford Shopping and Medical Centers. The bay view photos were from the trails. Palo Altos Schools & utilities.
Listed by Sue Crawford
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License #00587710
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Coldwell Banker Realty
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650-207-8444
Last updated November 11, 2025
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Source: MLSListings #ML81999832
Listing Facts
TypeSingle-family
NeighborhoodPalo Alto
Bedrooms4
Days on Prevu258
Size3,421 sqft
Price per sqft$3,362
Amenities
Dishwasher
Private Outdoor Space
Pets Allowed
Parking
Location
Mortgage Calculator
Listing History
11/11/2025
Price Decreased
$11,500,000
10/31/2025
Status changed to Active
$12,900,000
10/23/2025
Status changed to Removed from Feed
$12,900,000
05/30/2025
Price Decreased
$12,900,000
03/28/2025
Listed by Coldwell Banker Realty
$14,300,000
Property Details for 640 Los Trancos Road
Exterior
Construction
Property Condition: Fixer
Roof: Composition, Elastomeric, Tar/Gravel
Year Built: 1959
Year Built Details: 6
Architectural Style: Ranch
Features
Other Structures: Shed(s)
Patio And Porch Features: Balcony/Patio, Deck, Storage Shed/Structure
View: Bay, City Lights, Hills
Measurements
Building Area Total: 3,421
Lot Features: Grade - Sloped Down, Grade - Sloped Up
Lot Size Acres: 12.55
Lot Size Area: 546,678
Lot Size Source: Assessor
Lot Size Square Feet: 546,678
Lot Size Units: Square Feet
Financial
Taxes
Parcel Number: 182-38-031
Interior
Features
Appliances: Dishwasher, Hood Over Range, Microwave, Oven Range - Electric, Refrigerator, Washer/Dryer
Fireplace Features: Living Room, Other
Fireplaces Total: 2
Flooring: Hardwood, Stone
Measurements
Living Area: 3,421
Rooms
Basement: Finished, Unfinished
Bathrooms Full: 3
Bedrooms Total: 4
Other
Features
Accessibility Features: Grab Bars
Parking
Parking
Parking Features: No Garage
Parking Total: 6
Schools
Elementary School
Elementary School District: Palo Alto Unified
High School
High School District: Palo Alto Unified
Utilities
Equipment
Heating: Heat Pump
Laundry Features: Inside
Utilities: Propane, Public Utilities, Water - Public
Water Source: Public
Frequently Asked Questions
How many bedrooms does this single-family home have?
There are 4 bedrooms in this single-family home at 640 Los Trancos Road.
Does this single-family home have parking?
Yes, there are 6 parking spaces available for 640 Los Trancos Road.
How does 640 Los Trancos Road compare to other single-family homes in Palo Alto?
This single-family home is listed 106% above the average price for single-family homes in Palo Alto and has been on the market for 205 more days than the typical home in this area.
What is the square footage on this single-family home?
According to the MLS, this listing is 3,421 sqft.
640 Los Trancos Road is a 4-bedroom single-family home for sale in Palo Alto CA 94304. On Prevu for 258 days at $11,500,000. This includes a recent price decrease of $1,400,000. This property features 3,421 square feet of living space, located in Palo Alto. The median listing price for single-family homes in this area is $3,200,000. Additional amenities include private outdoor space, dishwasher, pets allowed, and parking. View other single-family home listings in California.
Based on information from MLSListings™️ and/or other sources. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by Prevu or the MLS. Information is provided exclusively for consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumer may be interested in purchasing.
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