Google street view image for 20219 W Ridge Ct, Castro Valley, CA 94546

Off market aug 1990 for $320K

$1,223,209

Est. refi paymentEst. refi $2,190/mo

•

3 ba

•

2,391

sq ft

20219 W Ridge Ct, Castro Valley, CA 94546

About this home

20219 W Ridge Ct is a 2,391 square foot house on a 5,403 square foot lot with 4 bedrooms and 3 bathrooms. - it last sold on August 21, 1990 for $320,000. Based on Redfin's Castro Valley data, we estimate the home's value is $1,223,209.

Single-familyProperty Type

1981Year Built

5,403 sq ftLot Size

$512Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$1,223,209

$903K since sold in August 1990$15K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 10.6% higher than the average sale price ($1.11M) of 6 comparable homes.

SOLD BY REDFIN SEP 30, 2026
$550,000
A
6 beds3 baths2,083 sq ft
17005 Santa Fe St, Ashland, CA 94541
SOLD APR 21, 2026
$1,560,000
B
4 beds3 baths2,208 sq ft
2392 Austin Ct, Castro Valley, CA 94546
SOLD MAR 17, 2026
$975,000
C
3 beds3 baths2,124 sq ft
20024 Zeno St, Castro Valley, CA 94546
Professional Realty Associates
SOLD JUL 27, 2026
$1,236,737
D
4 beds2.5 baths2,528 sq ft
16683 Kildare Rd, Castro Valley, CA 94578
SOLD AUG 31, 2026
$1,200,000
E
3 beds2.5 baths1,887 sq ft
2761 Stanton Heights Ct, Castro Valley, CA 94546
SOLD AUG 20, 2026
$1,115,600
F
3 beds2.5 baths2,308 sq ft
16645 Cowell St, Castro Valley, CA 94578

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Earn from this home

Sell

$1,157,991

Est. take-home

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Est. cash available

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Rent

$4,326/mo

Redfin rental estimate

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Market trends in 94546, CA

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

104.0%

+0.4% MoM

Median sale price

$1.1M

$30K MoM

Avg. days on market

15d

1 days MoM

Recently sold homes

15 MoM

New listings for sale

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OPEN SAT, 1PM TO 4PM
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2240 Lessley Ave, Castro Valley, CA 94546
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4 beds3 baths3,275 sq ft
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$1,198,000
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EARLY ACCESS
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2 beds2 baths1,393 sq ft
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COMING SOON
5032 Vannoy Ave, Castro Valley, CA 94546
$1,250,000
4 beds2 baths1,860 sq ft
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See all

Provided by Redfin

Sale history for 20219 W Ridge Ct

Year

Property tax

Land + Additions

Assessment*

2025

$7,680 (+2.3%)

$176,612 + $412,095

$588,707

2024

$7,506 (+1.7%)

$173,149 + $404,015

$577,164

2023

$7,381 (+2.0%)

$169,754 + $396,094

$565,848

2022

$7,235 (+2.6%)

$163,163 + $380,714

$543,877

2021

$7,049 (+2.3%)

$163,163 + $380,714

$543,877

2020

$6,888 (−1.8%)

$159,964 + $373,251

$533,215

2019

$7,012 (+2.9%)

$158,325 + $369,425

$527,750

2018

$6,815 (+2.7%)

$155,221 + $362,183

$517,404

2017

$6,636 (+5.1%)

$149,194 + $348,120

$497,314

2016

$6,315 (+7.0%)

$149,194 + $348,120

$497,314

2015

$5,903 (+1.3%)

$146,269 + $341,295

$487,564

2014

$5,829 (+0.8%)

$141,251 + $329,586

$470,837

2013

$5,782 (+2.1%)

$141,251 + $329,586

$470,837

2012

$5,666 (+1.3%)

$140,614 + $328,099

$468,713

2011

$5,590 (+0.7%)

$137,856 + $321,666

$459,522

2010

$5,551 (−0.4%)

$135,154 + $315,360

$450,514

2009

$5,574 (+3.3%)

$134,144 + $313,004

$447,148

2008

$5,396

$134,463 + $313,747

$448,210

Tax history for 20219 W Ridge Ct

Year

Property tax

Land + Additions

Assessment*

2025

$7,680 (+2.3%)

$176,612 + $412,095

$588,707

2024

$7,506 (+1.7%)

$173,149 + $404,015

$577,164

2023

$7,381 (+2.0%)

$169,754 + $396,094

$565,848

2022

$7,235 (+2.6%)

$163,163 + $380,714

$543,877

2021

$7,049 (+2.3%)

$163,163 + $380,714

$543,877

2020

$6,888 (−1.8%)

$159,964 + $373,251

$533,215

2019

$7,012 (+2.9%)

$158,325 + $369,425

$527,750

2018

$6,815 (+2.7%)

$155,221 + $362,183

$517,404

2017

$6,636 (+5.1%)

$149,194 + $348,120

$497,314

2016

$6,315 (+7.0%)

$149,194 + $348,120

$497,314

2015

$5,903 (+1.3%)

$146,269 + $341,295

$487,564

2014

$5,829 (+0.8%)

$141,251 + $329,586

$470,837

2013

$5,782 (+2.1%)

$141,251 + $329,586

$470,837

2012

$5,666 (+1.3%)

$140,614 + $328,099

$468,713

2011

$5,590 (+0.7%)

$137,856 + $321,666

$459,522

2010

$5,551 (−0.4%)

$135,154 + $315,360

$450,514

2009

$5,574 (+3.3%)

$134,144 + $313,004

$447,148

2008

$5,396

$134,463 + $313,747

$448,210

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Zoning

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

Property details

Interior

Fireplace Information
# of Fireplaces: 1
Has Fireplace

Room Information
# of Rooms: 9

Exterior

Exterior Information
Building Style Type: L-Shape
Construction Type: Wood
Building Construction Quality: Good

Property Information
Living Sq. Ft: 2,391
Building Sq. Ft: 2,391
# of Units: 1
# of Stories: 1.5

Parking & Garage Information
# of Parking Spaces: 2

Lot Information
# of Buildings: 1
Land Sq. Ft: 5,403
Municipality Name: CASTRO VALLEY UNINCORP
Acres: 0.124
Depth Footage: 100
Front Footage: 53
County Use Description: SINGLE FAMILY RESIDENTIAL HOME

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 4
Baths: 3.0
Sq. Ft.: 2,391
Stories: 1.5
Lot Size: 5,403 square feet
Style: Single Family Residential
Year Built: 1981
Year Renovated: 1981
County: Alameda County
APN: 084A025004700

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...
2 weeks ago • Castro Valley
Johnny Singh
Redfin Premier agent
148 deals
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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

3/10 Heat Factor

7 days above 88° expected this year, 13 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

Castro Valley, CA • 94546

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 11.2 hours in June and 4.9 hours in December, placing it above the U.S. average for solar exposure.

11.2 hrs

4.9 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$1.16M – $1.41M

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New listings for sale in 94546

OPEN TODAY, 3PM TO 5PM

$1,175,000

3 beds2 baths1,795 sq ft

19563 Helen Pl, Castro Valley, CA 94546

$1,200,000

4 beds3 baths1,897 sq ft

18153 Judy St, Castro Valley, CA 94546

OPEN SAT, 1PM TO 4PM

$799,888

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2240 Lessley Ave, Castro Valley, CA 94546

$499,000

3 beds2 baths1,354 sq ft

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OPEN SUN, 1PM TO 4PMHOT HOME

$1,198,000

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EARLY ACCESSCOMPASS COMING SOON

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Home values near 20219 W Ridge Ct

Data from public records.

Address	Redfin Estimate
20210 West Ridge Ct, Castro Valley, CA 3 Beds \| 2.5 Baths \| 2500 Sq. Ft.	$1,395,811
20261 West Ridge Ct, Castro Valley, CA 4 Beds \| 2.5 Baths \| 2163 Sq. Ft.	$1,181,995

Address	Redfin Estimate
20111 West Ridge Ct Apartment 22, Castro Valley, CA 2 Beds \| 2.5 Baths \| 1602 Sq. Ft.	$654,737
20227 West Ridge Ct, Castro Valley, CA 4 Beds \| 3 Baths \| 2163 Sq. Ft.	$1,298,178

Address	Redfin Estimate
20111 West Ridge Ct Apartment 16, Castro Valley, CA 2 Beds \| 2.5 Baths \| 1440 Sq. Ft.	$682,712
20111 West Ridge Ct Apartment 24, Castro Valley, CA 2 Beds \| 2.5 Baths \| 1602 Sq. Ft.	$749,232

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in 94546, CA

Sale history for 20219 W Ridge Ct

Tax history for 20219 W Ridge Ct

Zoning

Property details

Around this home

Schools

Lifestyle

Local insights from Redfin agents

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 94546

Home values near 20219 W Ridge Ct

More real estate resources