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
Sewer Public Sewer Septic Tank
Cooling None
Possession Close Of Escrow
Roof Composition Shingle
Appliances Double Oven Dishwasher Electric Oven Gas Cooktop Disposal Refrigerator Self Cleaning Oven Vented Exhaust Fan
Zoning RA
Garage Spaces 2
Architectural Style Contemporary Custom Modern
Year Built 1979
View Hills Mountain(s) Neighborhood
Property Subtype Single Family Residence
County Santa Clara
New Construction false
Property Type Residential
HOA false
Attached Garage false
Garage Y/N true
Full Baths 3
Special Listing Conditions Standard
Status Active
Directions Cross Street: Page Mill Rd.
High School Los Altos
City Los Altos Hills
High School District Other
MLS Area 699 - Not Defined
Lot Size Units Square Feet
Lot Size Square Feet 52272
Elementary School Other
Property Attached Y/N false
Middle/Junior High School Other
Virtual Tour http://www.27600altamont.com/mls/230492556 http://www.27600altamont.com/mls
Standard Status Active
Occupancy Type Tenant
Year Built Source Other
Property Sub Type Additional Single Family Residence
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InteriorInterior Amenities Breakfast Bar Walk-In Closet(s)
Flooring Carpet Tile Wood
Fireplace Features Gas Starter Living Room Wood Burning
Total Stories 2
Common Walls No Common Walls
Air Conditioning Y/N true
Heating Y/N true
Window Features Skylight(s)
Fireplace Y/N true
Half Baths 1
Total Bedrooms 4
Total Baths 4
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ExteriorFencing Chain Link
Parking Features Off Street
Lot Features Corners Marked Sloped Down Secluded
Water Source Public
Total Parking 10
Lot Size Area 52272
Foundation Details Concrete Perimeter Permanent Slab
Lot Size Acres 1.2
Lot Size Source Other
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* Excluded FeaturesAffordability 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 $8,580,608
Percent of Sale Price 104%
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
Los Altos High School High School
Pricing History| Date | Price | Price Change | Description |
|---|
| 4/21/2026 | $4,200,000 | | Listed Price |