20253 W Ridge Ct is a 2,163 square foot house on a 6,989 square foot lot with 4 bedrooms and 3 bathrooms. Based on Redfin's Castro Valley data, we estimate the home's value is $1,427,480.
Single-familyProperty Type
2001Year Built
6,989 sq ftLot Size
$660Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,427,480
$29K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 5.5% higher than the average sale price ($1.35M) 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
$11,716 (+2.2%)
$286,280 + $658,445
$944,725
2024
$11,458 (+1.6%)
$280,668 + $645,536
$926,204
2023
$11,280 (+1.9%)
$275,165 + $632,880
$908,045
2022
$11,068 (+2.6%)
$264,481 + $608,308
$872,789
2021
$10,787 (+2.3%)
$264,481 + $608,308
$872,789
2020
$10,541 (−1.8%)
$259,296 + $596,382
$855,678
2019
$10,738 (+2.9%)
$256,638 + $590,269
$846,907
2018
$10,435 (+2.7%)
$251,607 + $578,697
$830,304
2017
$10,161 (+5.1%)
$241,839 + $556,231
$798,070
2016
$9,668 (+7.0%)
$241,839 + $556,231
$798,070
2015
$9,036 (+1.1%)
$237,099 + $545,327
$782,426
2014
$8,940 (+0.6%)
$228,965 + $526,619
$755,584
2013
$8,883 (+2.0%)
$228,965 + $526,619
$755,584
2012
$8,710 (+1.3%)
$227,931 + $524,242
$752,173
2011
$8,594 (+0.7%)
$223,462 + $513,964
$737,426
2010
$8,536 (−0.5%)
$219,081 + $503,887
$722,968
2009
$8,580 (+3.0%)
$217,445 + $500,124
$717,569
2008
$8,331
$217,962 + $501,313
$719,275
Tax history for 20253 W Ridge Ct
Year
Property tax
Land + Additions
Assessment*
2025
$11,716 (+2.2%)
$286,280 + $658,445
$944,725
2024
$11,458 (+1.6%)
$280,668 + $645,536
$926,204
2023
$11,280 (+1.9%)
$275,165 + $632,880
$908,045
2022
$11,068 (+2.6%)
$264,481 + $608,308
$872,789
2021
$10,787 (+2.3%)
$264,481 + $608,308
$872,789
2020
$10,541 (−1.8%)
$259,296 + $596,382
$855,678
2019
$10,738 (+2.9%)
$256,638 + $590,269
$846,907
2018
$10,435 (+2.7%)
$251,607 + $578,697
$830,304
2017
$10,161 (+5.1%)
$241,839 + $556,231
$798,070
2016
$9,668 (+7.0%)
$241,839 + $556,231
$798,070
2015
$9,036 (+1.1%)
$237,099 + $545,327
$782,426
2014
$8,940 (+0.6%)
$228,965 + $526,619
$755,584
2013
$8,883 (+2.0%)
$228,965 + $526,619
$755,584
2012
$8,710 (+1.3%)
$227,931 + $524,242
$752,173
2011
$8,594 (+0.7%)
$223,462 + $513,964
$737,426
2010
$8,536 (−0.5%)
$219,081 + $503,887
$722,968
2009
$8,580 (+3.0%)
$217,445 + $500,124
$717,569
2008
$8,331
$217,962 + $501,313
$719,275
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning and permits
Zoning
Permits
RSL
Residential Small Lot Districts
Residential Small Lot districts, hereinafter designated as RSL, are established to support infill projects of duplexes, small lot single-family detached units, and townhouses. The RSL district implements and is consistent with the residential small lot land use classification of the Castro Valley General Plan.
Permitted uses
Include but are not limited to:
Agriculture-Other
Housing-Single unit
Housing-Multiple units
Agriculture-Cropland
Agriculture-Grove / orchard / vineyard
Sep 27, 2021 • Final
Building
Remove and replace the existing furnace and air conditioning unit in the same location.
HVAC
Aug 29, 2001 • Final
Building
Construct a new single-family home.
New construction
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: 8
Exterior
Exterior Information
Building Style Type: L-Shape
Construction Type: Wood
Building Construction Quality: Good
Property Information
Living Sq. Ft: 2,163
Building Sq. Ft: 2,163
# of Units: 1
# of Stories: 1.5
Parking & Garage Information
# of Parking Spaces: 2
Lot Information
# of Buildings: 1
Land Sq. Ft: 6,989
Legal Lot Number: 6
Municipality Name: CASTRO VALLEY UNINCORP
Acres: 0.1604
County Use Description: SINGLE FAMILY RESIDENTIAL HOME
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 2,163
Stories: 1.5
Lot Size: 6,989 square feet
Style: Single Family Residential
Year Built: 2001
Year Renovated: 2001
County: Alameda County
APN: 084A025006000
Home facts updated by county records on Sep 17, 2026
Around this home
Schools
Stanton Elementary School
Public K-5 • Assigned • 0.4mi
6/10
Creekside Middle School
Public 6-8 • Assigned • 1.9mi
10/10
Castro Valley High School
Public 9-12 • Assigned • 1.2mi
9/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
Castro Valley's fall market offers great buyer leverage. While median prices hold steady around $1.2M, increased inventory gives you room to negotiate on homes needing updates. Turnkey properties still move fast in under 15 days, so act quickly with...