27477 Altamont Rd is a 3,982 square foot house on a 2.74 acre lot with 3 bedrooms and 3 bathrooms. Based on Redfin's Los Altos Hills data, we estimate the home's value is $5,687,204.
Single-familyProperty Type
1955Year Built
2.74 acresLot Size
$1,428Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$5,687,204
$181K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 13.1% higher than the average sale price ($5.03M) of 4 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$63,186 (+3.5%)
$5,330,284 + $156,761
$5,487,045
2024
$61,022 (+1.3%)
$5,225,769 + $153,688
$5,379,457
2023
$60,265 (+0.8%)
$5,123,303 + $150,675
$5,273,978
2022
$59,789 (−0.6%)
$5,022,847 + $147,721
$5,170,568
2021
$60,132 (−0.8%)
$4,924,360 + $144,825
$5,069,185
2020
$60,629 (+23.4%)
$4,827,804 + $141,986
$4,969,790
2019
$49,150 (−13.7%)
$4,778,301 + $140,531
$4,918,832
2018
$56,977 (+3.9%)
$3,965,000 + $135,000
$4,100,000
2017
$54,814 (+2.4%)
$4,502,700 + $132,427
$4,635,127
2016
$53,540 (+1.7%)
$4,502,700 + $132,427
$4,635,127
2015
$52,669 (+1.2%)
$4,414,412 + $129,831
$4,544,243
2014
$52,062 (+19.7%)
$4,262,931 + $125,376
$4,388,307
2012
$43,477 (−13.2%)
$4,243,665 + $124,810
$4,368,475
2011
$50,110 (+0.3%)
$4,160,456 + $122,363
$4,282,819
2010
$49,936 (−0.4%)
$4,078,879 + $119,964
$4,198,843
2009
$50,154 (+5.6%)
$4,048,395 + $119,068
$4,167,463
2008
$47,480
$3,978,445 + $117,011
$4,095,456
Tax history for 27477 Altamont Rd
Year
Property tax
Land + Additions
Assessment*
2025
$63,186 (+3.5%)
$5,330,284 + $156,761
$5,487,045
2024
$61,022 (+1.3%)
$5,225,769 + $153,688
$5,379,457
2023
$60,265 (+0.8%)
$5,123,303 + $150,675
$5,273,978
2022
$59,789 (−0.6%)
$5,022,847 + $147,721
$5,170,568
2021
$60,132 (−0.8%)
$4,924,360 + $144,825
$5,069,185
2020
$60,629 (+23.4%)
$4,827,804 + $141,986
$4,969,790
2019
$49,150 (−13.7%)
$4,778,301 + $140,531
$4,918,832
2018
$56,977 (+3.9%)
$3,965,000 + $135,000
$4,100,000
2017
$54,814 (+2.4%)
$4,502,700 + $132,427
$4,635,127
2016
$53,540 (+1.7%)
$4,502,700 + $132,427
$4,635,127
2015
$52,669 (+1.2%)
$4,414,412 + $129,831
$4,544,243
2014
$52,062 (+19.7%)
$4,262,931 + $125,376
$4,388,307
2012
$43,477 (−13.2%)
$4,243,665 + $124,810
$4,368,475
2011
$50,110 (+0.3%)
$4,160,456 + $122,363
$4,282,819
2010
$49,936 (−0.4%)
$4,078,879 + $119,964
$4,198,843
2009
$50,154 (+5.6%)
$4,048,395 + $119,068
$4,167,463
2008
$47,480
$3,978,445 + $117,011
$4,095,456
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Jan 18, 1995 • Final
Electrical, mechanical, plumbing
Replace and relocate a furnace in a residential building.
HVAC
Plumbing
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
Interior
Heating & Cooling
Heating Type: Forced Air
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 8
Exterior
Exterior Information
Physical Condition: Average
Building Style Type: H-Shape
Construction Type: Wood
Building Construction Quality: Good
Roof Framing Type: Wood
Property Information
Subdivision Name: BLANCO RHO
Living Sq. Ft: 3,982
Ground Floor Sq. Ft: 3,508
Building Sq. Ft: 3,982
# of Stories: 2
Legal Description: MAP H1 830
Parking & Garage Information
Garage/Parking Sq. Ft: 715
Lot Information
# of Buildings: 1
Land Sq. Ft: 119,354
Municipality Name: LOS ALTOS HILLS CI
Acres: 2.74
Zoning Code: RA
County Use Description: RESID SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Tax Area: LOS ALTOS HILLS CI
Public facts
Beds: 3
Baths: 3.0
Sq. Ft.: 3,982
Stories: 2.0
Lot Size: 2.74 acres
Style: Single Family Residential
Year Built: 1955
Year Renovated: 1955
County: Santa Clara County
APN: 18226005
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 • 3.3mi
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
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
3/10 Fire Factor
0.31% chance of being in a wildfire in next 30 years
2/10 Heat Factor
7 days above 95° expected this year, 14 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
7/10 Air Factor
12 unhealthy days expected this year, 12 days in 30 years
Provided by First Street
Historical weather
Los Altos Hills, CA • 94022
Average low and high temperatures (°F)
62
44
64
47
71
49
69
50
75
53
78
55
79
58
82
59
81
61
76
56
65
49
61
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 11.1 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
11.1 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$5.40M – $6.54M
Reach more buyers when you sell with Redfin. Save up to $56,872 in fees.3 minutes to get started.