27600 Altamont Road
Los Altos Hills, CA, 94022 $ 4,200,000
Bedrooms4 Baths3.1 Sq 3,905 Monthly Estimate*
$ 25,860
for $4,200,000 with 4 bedrooms and 3 full baths, 1 half bath. This 3,905 square foot home was built in 1979 on a lot size of 1.2.
A Modern Masterpiece in a Coveted Los Altos Hills Setting. Set along one of the most prestigious and tightly held corridors, 27600 Altamont Rd. offers a rare, fully approved, shovel-ready estate opportunity. Situated on 1.2 acres, the property includes finalized plans and permits from acclaimed Humphreys & Partners Architects, allowing construction to begin immediately, eliminating years of entitlement risk and delay. A rare advantage is the existing residence on site, which may be occupied or leased for income during construction, offering flexibility, carry-cost offset, and an easier financing path. The approved design features a 5,800-square-foot modern main residence with seamless indoor-outdoor living, a gourmet kitchen with a butler's pantry, a private guest suite, a home office, and expansive entertaining spaces. A lower level includes wellness amenities such as a fitness room, sauna, and wine cellar. A separate 1,200-square-foot ADU provides ideal space for guests, multigenerational living, or a private executive retreat. Resort-style grounds include a pool/spa, bocce court, and multiple outdoor living areas designed for privacy, natural light, and west-hill views. Ideally located with easy access to downtown Palo Alto, Los Altos, and nearby open-space preserves.
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FeaturesGeneralLiving Area 3905
Heating Forced Air
Cooling None
Roof Composition Shingles
Appliances Dishwasher Double Oven Gas Range Oven Self Cleaning Oven
Zoning RA
Garage Spaces 2
Architectural Style Contemporary Custom
Year Built 1979
Electric 220 Volts in Kitchen
View Hills Mountain(s)
Stories Count 2
Levels Two Story
Property Subtype Detached
County Santa Clara
Property Type Residential
HOA false
Energy Efficient Insulation - Floor Walls Insulated
Garage Y/N true
Full Baths 3
Status Active
City Los Altos Hills
High School District Mountain View-Los Altos Union High
MLS Area Listing
Lot Size Square Feet 52272
Virtual Tour http://www.27600altamont.com/mls/230492556
Standard Status Active
Elementary School District Los Altos Elementary
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InteriorInterior Amenities Dining Area Formal Dining Room Breakfast Bar
Flooring Hardwood Tile
Total Fireplaces 2
Fireplace Features Gas Starter Living Room Wood Burning
Air Conditioning Y/N false
Heating Y/N true
Window Features Double Pane Windows
Fireplace Y/N true
Laundry Features Other
Total Bedrooms 4
Kitchen Features 220 Volt Outlet Breakfast Bar Dishwasher Double Oven Eat-in Kitchen Disposal Gas Range/Cooktop Kitchen Island Oven Built-in Self-Cleaning Oven
Total Baths 4
1/2 Baths 1
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ExteriorExterior Amenities Back Yard
Fencing Fenced
Parking Features Off Street Parking Lot
Lot Features Horses Possible
Lot Size Area 1.2
Foundation Details Slab
Building Area Total 3905
Lot Size Acres 1.2
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* Excluded FeaturesList ByBoyenga TeamListing Agent
Affordability Calculator
- Monthly Principal & Interest
- $25,860
- Monthly Property Taxes
- --
- Monthly Home Insurance
- --
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.
Learn more about how to save NearbySingle family listings in Los Altos Hills, CA
Average List Price $8,329,313
Percent of Sale Price 98%
About Los Altos Hills, CA 8,150 Population
3% Since 2002
$ 210,403 Median Income
54.02 Median Age
32% Households with Children
Trends Information provided by ATTOM Data Solutions.
0 Elementary School
0 Middle School
Unknown High School High School
Pricing History| Date | Price | Price Change | Description |
|---|
| 4/21/2026 | $4,200,000 | | Listed Price |