25434 Altamont Rd is a 3,143 square foot house on a 0.95 acre lot with 4 bedrooms and 3 bathrooms. Based on Redfin's Los Altos Hills data, we estimate the home's value is $4,283,727.
Single-familyProperty Type
1963Year Built
0.95 acresLot Size
$1,363Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$4,283,727
$47K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 14.2% lower than the average sale price ($5.00M) of 6 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
$3,397 (+3.4%)
$67,826 + $217,892
$285,718
2024
$3,283 (+1.2%)
$66,497 + $213,620
$280,117
2023
$3,245 (+0.9%)
$65,194 + $209,432
$274,626
2022
$3,215 (−0.4%)
$63,916 + $205,326
$269,242
2021
$3,227 (−0.7%)
$62,663 + $201,300
$263,963
2020
$3,250 (+5.0%)
$61,435 + $197,353
$258,788
2019
$3,096 (+0.7%)
$60,806 + $195,330
$256,136
2018
$3,074 (+3.9%)
$59,614 + $191,500
$251,114
2017
$2,958 (+2.7%)
$57,300 + $184,065
$241,365
2016
$2,879 (+1.6%)
$57,300 + $184,065
$241,365
2015
$2,835 (+1.1%)
$56,177 + $180,456
$236,633
2014
$2,804 (+2.0%)
$54,251 + $174,265
$228,516
2012
$2,749 (+1.8%)
$54,006 + $173,478
$227,484
2011
$2,701 (+13.3%)
$52,948 + $170,077
$223,025
2010
$2,384 (+1.2%)
$51,910 + $166,743
$218,653
2009
$2,357 (+4.8%)
$51,523 + $138,699
$190,222
2008
$2,250
$50,634 + $136,303
$186,937
Tax history for 25434 Altamont Rd
Year
Property tax
Land + Additions
Assessment*
2025
$3,397 (+3.4%)
$67,826 + $217,892
$285,718
2024
$3,283 (+1.2%)
$66,497 + $213,620
$280,117
2023
$3,245 (+0.9%)
$65,194 + $209,432
$274,626
2022
$3,215 (−0.4%)
$63,916 + $205,326
$269,242
2021
$3,227 (−0.7%)
$62,663 + $201,300
$263,963
2020
$3,250 (+5.0%)
$61,435 + $197,353
$258,788
2019
$3,096 (+0.7%)
$60,806 + $195,330
$256,136
2018
$3,074 (+3.9%)
$59,614 + $191,500
$251,114
2017
$2,958 (+2.7%)
$57,300 + $184,065
$241,365
2016
$2,879 (+1.6%)
$57,300 + $184,065
$241,365
2015
$2,835 (+1.1%)
$56,177 + $180,456
$236,633
2014
$2,804 (+2.0%)
$54,251 + $174,265
$228,516
2012
$2,749 (+1.8%)
$54,006 + $173,478
$227,484
2011
$2,701 (+13.3%)
$52,948 + $170,077
$223,025
2010
$2,384 (+1.2%)
$51,910 + $166,743
$218,653
2009
$2,357 (+4.8%)
$51,523 + $138,699
$190,222
2008
$2,250
$50,634 + $136,303
$186,937
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Dec 6, 2023 • Final
Encroachment
Install two guy stub poles and anchors for utility support.
Electrical
Aug 5, 2022 • Final
Solar or photovoltaic
Install a photovoltaic solar system and energy storage system on a residential building. The project includes the installation of solar panels and a load center.
Battery
Electrical
Solar
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
Room Information
# of Rooms: 10
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: TAAFFE PARTITION
Living Sq. Ft: 3,143
Ground Floor Sq. Ft: 3,017
Building Sq. Ft: 3,143
# of Stories: 1
Parking & Garage Information
Garage/Parking Sq. Ft: 770
Lot Information
# of Buildings: 1
Land Sq. Ft: 41,382
Legal Lot Number: 65
Municipality Name: LOS ALTOS HILLS CI
Acres: 0.95
Zoning Code: RA
County Use Description: RESID SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Tax Area: LOS ALTOS HILLS CI
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 3,143
Stories: 1.0
Lot Size: 0.95 acres
Style: Single Family Residential
Year Built: 1963
Year Renovated: 1963
County: Santa Clara County
APN: 18217065
Home facts updated by county records on Aug 21, 2026
Around this home
Schools
Gardner Bullis Elementary School
Public K-6 • Assigned • 1.7mi
10/10
Ardis G. Egan Junior High School
Public 7-8 • Assigned • 2.8mi
9/10
Los Altos High School
Public 9-12 • Assigned • 2.4mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
5/10 Flood Factor
Estimated 45-55% chance of a flood reaching the building in the next 30 years
2/10 Fire Factor
0.00% chance of being in a wildfire in next 30 years
3/10 Heat Factor
8 days above 93° expected this year, 17 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
7/10 Air Factor
13 unhealthy days expected this year, 13 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
$4.07M – $4.93M
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