This exceptionally private estate offers refined living on a rare 4.24 acres across two separate parcelsthe approx. 1.8-acre main property plus an included adjacent lot of approx. 2.4 acres. Together, they create a rare opportunity in one of Silicon Valleys most elite communities. Set in a serene, park-like setting, the residence features light-filled living spaces, soaring ceilings, and a seamless indoor-outdoor flow. Thoughtfully designed interiors, including custom work by acclaimed designer Ken Fulk, showcase curated finishes, bespoke details, and elegant materials that make the home both stylish and inviting. Highlights include a gourmet kitchen with pro-grade appliances, spacious formal and casual living areas, and a luxurious primary suite retreat. The expansive grounds offer lush landscaping, plus the flexibility of the second lot. Use the adjacent parcel for animals, create a multi-home family compound, plant a small vineyard or orchard, or explore other possibilities (buyer to verify with the Town planning and building dept). Perfectly located just minutes from downtown Los Altos, Palo Alto, and Stanford, with top-rated schools and convenient access to major tech campuses, this estate combines privacy, land, and long-term potential in one extraordinary offering.
Single-familyProperty Type
1979Year Built
4.24 acresLot Size
$1,342Est. Price/Sq.Ft.
2 car garageParking
Listed by David Bergman•DRE #01223189• Intero Real Estate Services
Listed by Angela Bergman•DRE #01722597• Intero Real Estate Services
Contact: 650-948-1100
Bought with David Bergman•DRE #01223189• Intero Real Estate Services
Bought with Angela Bergman•DRE #01722597• Intero Real Estate Services
This exceptionally private estate offers refined living on a rare 4.24 acres across two separate parcelsthe approx.1.8-acre main property plus an included adjacent lot of approx. 2.4 acres. Together, they create a rare opportunity in one of Silicon Valleys most elite communities. Set in a serene, park-like setting, the residence features light-filled living spaces, soaring ceilings, and a seamless indoor-outdoor flow. Thoughtfully designed interiors, including custom work by acclaimed designer Ken Fulk, showcase curated finishes, bespoke details, and elegant materials that make the home both stylish and inviting. Highlights include a gourmet kitchen with pro-grade appliances, spacious formal and casual living areas, and a luxurious primary suite retreat. The expansive grounds offer lush landscaping, plus the flexibility of the second lot. Use the adjacent parcel for animals, create a multi-home family compound, plant a small vineyard or orchard, or explore other possibilities (buyer to verify with the Town planning and building dept). Perfectly located just minutes from downtown Los Altos, Palo Alto, and Stanford, with top-rated schools and convenient access to major tech campuses, this estate combines privacy, land, and long-term potential in one extraordinary offering.
bridgeMLS, Bay East AOR, or Contra Costa AOR #ML82022009
Nov 19, 2025
Listing Removed
—
Sep 18, 2025
Listed
*
bridgeMLS, Bay East AOR, or Contra Costa AOR #ML81326818
Sep 18, 2025
Listing Removed
—
bridgeMLS, Bay East AOR, or Contra Costa AOR #ML81779269
Sep 18, 2025
Listing Removed
—
Public Records
Jan 29, 2021
Sold
$5,100,000
$1,035/sq ft
Public Records
Dec 13, 2018
Sold
$4,790,909
$972/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #ML81724289
Dec 13, 2018
Sold
$5,200,000
$1,055/sq ft
Dec 13, 2018
Sold
$5,200,000
$1,055/sq ft
Nov 21, 2018
Pending
—
Nov 7, 2018
Price Changed
$5,100,000
$1,035/sq ft
Sep 20, 2018
Listed
$5,100,000
$1,035/sq ft
Sep 19, 2018
Listed
$6,000,000
$1,218/sq ft
Public Records
Apr 8, 2014
Sold
$3,800,000
$771/sq ft
MLSListings #ML81406014
Apr 8, 2014
Sold
$3,198,000
$649/sq ft
Apr 8, 2014
Sold
$3,198,000
$649/sq ft
Mar 17, 2014
Pending
—
Mar 10, 2014
Pending
—
Feb 26, 2014
Listed
$3,198,000
$649/sq ft
Feb 26, 2014
Listed
$3,198,000
$649/sq ft
Public Records
Feb 7, 1984
Sold
$667,000
$135/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$64,267 (+3.6%)
$3,753,874 + $1,656,120
$5,409,994
2024
$62,022 (+1.4%)
$3,680,269 + $1,623,648
$5,303,917
2023
$61,171 (+0.9%)
$3,608,107 + $1,591,812
$5,199,919
2022
$60,603 (−5.1%)
$3,537,360 + $1,560,600
$5,097,960
2021
$63,853 (−0.7%)
$3,468,000 + $1,530,000
$4,998,000
2020
$64,284 (+4.9%)
$3,091,701 + $2,061,134
$5,152,835
2019
$61,252 (+40.4%)
$3,060,000 + $2,040,000
$5,100,000
2018
$43,640 (+4.8%)
$3,000,000 + $2,000,000
$5,000,000
2017
$41,649 (+2.4%)
$2,534,988 + $842,883
$3,377,871
2016
$40,671 (+2.5%)
$2,534,988 + $842,883
$3,377,871
2015
$39,676 (+164.5%)
$2,485,283 + $826,356
$3,311,639
2014
$14,998 (+2.4%)
$434,361 + $704,338
$1,138,699
2012
$14,639 (+1.6%)
$432,398 + $701,155
$1,133,553
2011
$14,410 (+1.3%)
$423,920 + $687,407
$1,111,327
2010
$14,220 (+0.3%)
$415,608 + $673,929
$1,089,537
2009
$14,181 (+4.0%)
$412,502 + $668,893
$1,081,395
2008
$13,641
$405,375 + $657,337
$1,062,712
Tax history for 27464 Altamont Rd
Year
Property tax
Land + Additions
Assessment*
2025
$64,267 (+3.6%)
$3,753,874 + $1,656,120
$5,409,994
2024
$62,022 (+1.4%)
$3,680,269 + $1,623,648
$5,303,917
2023
$61,171 (+0.9%)
$3,608,107 + $1,591,812
$5,199,919
2022
$60,603 (−5.1%)
$3,537,360 + $1,560,600
$5,097,960
2021
$63,853 (−0.7%)
$3,468,000 + $1,530,000
$4,998,000
2020
$64,284 (+4.9%)
$3,091,701 + $2,061,134
$5,152,835
2019
$61,252 (+40.4%)
$3,060,000 + $2,040,000
$5,100,000
2018
$43,640 (+4.8%)
$3,000,000 + $2,000,000
$5,000,000
2017
$41,649 (+2.4%)
$2,534,988 + $842,883
$3,377,871
2016
$40,671 (+2.5%)
$2,534,988 + $842,883
$3,377,871
2015
$39,676 (+164.5%)
$2,485,283 + $826,356
$3,311,639
2014
$14,998 (+2.4%)
$434,361 + $704,338
$1,138,699
2012
$14,639 (+1.6%)
$432,398 + $701,155
$1,133,553
2011
$14,410 (+1.3%)
$423,920 + $687,407
$1,111,327
2010
$14,220 (+0.3%)
$415,608 + $673,929
$1,089,537
2009
$14,181 (+4.0%)
$412,502 + $668,893
$1,081,395
2008
$13,641
$405,375 + $657,337
$1,062,712
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Public record
Public record
Permits
Beds
4
Baths
4
Stories
2
Lot width
—
Lot depth
—
Lot size
1.84 Acres
Year renovated
1979
Sq. Ft.
4,928
Year built
1979
Style
Single Family Residential
County
Santa Clara County
APN
18228037
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Aug 21, 2026.
Oct 29, 2018 • Final
Remodel
Remodel
May 2, 2018 • Final
Remodel
Remodel the kitchen and bathrooms.
Bathroom
Kitchen
Remodel
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Parking
Parking Information
Garage (Minimum): 2
Garage (Maximum): 2
Parking Description: Attached Garage, Electric Car Hookup, Electric Gate, Gate/Door Opener, Guest/Visitor Parking, Off-Street Parking, Room for Oversized Vehicle
Electric Vehicle Hookup Type: Electric Vehicle Hookup Level 2 (240 volts)
Garage Spaces: 2
Interior
Virtual Tour
Bedroom Information
# of Bedrooms (Minimum): 4
# of Bedrooms (Maximum): 4
Bedrooms: More than One Bedroom on Ground Floor, Walk-In Closet
Bathroom Information
# of Baths (Full): 3
# of Baths (1/2): 1
Bathroom Description: Primary - Oversized Tub, Primary (Stall Shower(s)), 2+ Showers Over Tubs, 2+ Stall Shower, Tub in Master Bedroom
High School District: Mountain View-Los Altos Union High
Public facts
Beds: 4
Baths: 4.0
Sq. Ft.: 4,928
Stories: 2.0
Lot Size: 1.84 acres
Style: Single Family Residential
Year Built: 1979
Year Renovated: 1979
County: Santa Clara County
APN: 18228037
Home facts updated by county records on Aug 21, 2026
Around this home
Schools
Gardner Bullis Elementary School
Public K-6 • Assigned • 2.2mi
10/10
Ardis G. Egan Junior High School
Public 7-8 • Assigned • 3.4mi
9/10
Los Altos High School
Public 9-12 • Assigned • 3.3mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
Los Altos Hills may be Silicon Valley’s most charming rule-breaker. There’s no downtown, no shops, no retail, by design. To preserve a rural feel, every home sits on at least one acre. Woven throughout the town is a hidden gem: a network of trails...
perfect for walking, hiking, and horseback riding.