1089 Castleton Way is a 1,751 square foot house on a 6,200 square foot lot with 4 bedrooms and 3 bathrooms. Based on Redfin's Sunnyvale data, we estimate the home's value is $2,711,294.
Single-familyProperty Type
1967Year Built
6,200 sq ftLot Size
$1,548Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$2,711,294
$127K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 2.4% higher than the average sale price ($2.65M) 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
$1,312 (+1.4%)
$31,069 + $74,899
$105,968
2024
$1,294 (+1.1%)
$30,460 + $73,431
$103,891
2023
$1,280 (+1.3%)
$29,863 + $71,992
$101,855
2022
$1,263 (+0.6%)
$29,278 + $70,581
$99,859
2021
$1,256 (+1.9%)
$28,704 + $69,198
$97,902
2020
$1,232
$28,142 + $67,842
$95,984
2019
$1,232 (+14.4%)
$27,854 + $67,147
$95,001
2018
$1,076 (+0.8%)
$27,308 + $65,831
$93,139
2017
$1,067 (−3.6%)
$26,249 + $63,276
$89,525
2016
$1,107 (+0.5%)
$26,249 + $63,276
$89,525
2015
$1,101 (+4.5%)
$25,735 + $62,036
$87,771
2014
$1,054 (+0.5%)
$24,853 + $59,909
$84,762
2012
$1,049 (+12.3%)
$24,741 + $59,639
$84,380
2011
$934 (+3.0%)
$24,256 + $58,470
$82,726
2010
$906 (−1.8%)
$23,781 + $57,324
$81,105
2009
$923 (+3.8%)
$23,604 + $56,896
$80,500
2008
$889
$23,198 + $55,914
$79,112
Tax history for 1089 Castleton Way
Year
Property tax
Land + Additions
Assessment*
2025
$1,312 (+1.4%)
$31,069 + $74,899
$105,968
2024
$1,294 (+1.1%)
$30,460 + $73,431
$103,891
2023
$1,280 (+1.3%)
$29,863 + $71,992
$101,855
2022
$1,263 (+0.6%)
$29,278 + $70,581
$99,859
2021
$1,256 (+1.9%)
$28,704 + $69,198
$97,902
2020
$1,232
$28,142 + $67,842
$95,984
2019
$1,232 (+14.4%)
$27,854 + $67,147
$95,001
2018
$1,076 (+0.8%)
$27,308 + $65,831
$93,139
2017
$1,067 (−3.6%)
$26,249 + $63,276
$89,525
2016
$1,107 (+0.5%)
$26,249 + $63,276
$89,525
2015
$1,101 (+4.5%)
$25,735 + $62,036
$87,771
2014
$1,054 (+0.5%)
$24,853 + $59,909
$84,762
2012
$1,049 (+12.3%)
$24,741 + $59,639
$84,380
2011
$934 (+3.0%)
$24,256 + $58,470
$82,726
2010
$906 (−1.8%)
$23,781 + $57,324
$81,105
2009
$923 (+3.8%)
$23,604 + $56,896
$80,500
2008
$889
$23,198 + $55,914
$79,112
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning
R0
Low Density Residential Zoning District
The R-0 low-density residential zoning districts are zoning districts reserved for the construction, use and occupancy of not more than 7 dwelling units per acre.
Permitted uses
Include but are not limited to:
Housing-Single unit
Housing-Student
Park & open space
Property details
Interior
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 9
Exterior
Exterior Information
Physical Condition: Average
Building Style Type: U-Shape
Construction Type: Wood
Building Construction Quality: Good
Roof Framing Type: Wood
Property Information
Subdivision Name: FOREST GLEN
Living Sq. Ft: 1,751
Ground Floor Sq. Ft: 1,751
Building Sq. Ft: 1,751
# of Stories: 1
Legal Description: TRACT 4248 FOREST GLEN BOOK 217 PAGE 21 PAGE 22 LOT 26
Parking & Garage Information
Garage/Parking Sq. Ft: 429
Lot Information
# of Buildings: 1
Land Sq. Ft: 6,200
Legal Lot Number: 26
Municipality Name: SUNNYVALE CITY
Acres: 0.1423
Depth Footage: 100
Front Footage: 62
Zoning Code: RO
County Use Description: RESID SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Tax Area: SUNNYVALE CITY
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 1,751
Stories: 1.0
Lot Size: 6,200 square feet
Style: Single Family Residential
Year Built: 1967
Year Renovated: 1967
County: Santa Clara County
APN: 31308011
Home facts updated by county records on Aug 22, 2026
Around this home
Schools
K - 12
Preschool & daycare
Laurelwood Elementary School
Public K-5 • Assigned • 0.1mi
10/10
Marian A. Peterson Middle School
Public 6-8 • Assigned • 0.3mi
9/10
Adrian Wilcox High School
Public 9-12 • Assigned • 1.4mi
8/10
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
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
4/10 Heat Factor
7 days above 93° 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
13 unhealthy days expected this year, 14 days in 30 years
Provided by First Street
Historical weather
Sunnyvale, CA • 94087
Average low and high temperatures (°F)
62
42
65
46
72
49
71
49
76
53
79
56
80
59
82
59
81
62
74
53
65
47
61
45
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
$2.58M – $3.12M
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