Google street view image for 21726 Shadyspring Rd, Castro Valley, CA 94546

Off Market Feb 2011 for $420K

$1,077,638

Est. refi paymentEst. refi $5,057/mo

•

2,454

sq ft

21726 Shadyspring Rd, Castro Valley, CA 94546

About this home

Single-familyProperty Type

1972Year Built

8,970 sq ftLot Size

$439Est. Price/Sq.Ft.

2 car garageParking

Listed by Tim Fiebig •DRE #00657474 • BHHS Drysdale Properties

Listed by Lourdes Beaty •DRE #01265365 • Berkshire Hathaway Home Services

Bought with Eric Lim •DRE #01491043 • GALLAGHER & LINDSEY, INC.

Redfin checked: 2 minutes ago

•Source:bridgeMLS, Bay East AOR, or Contra Costa AOR #40502954

Redfin Estimate

$1,077,638

$658K since sold in February 2011$103K since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 3.9% lower than the average sale price ($1.12M) of 6 comparable homes.

SOLD SEP 11, 2026
$1,170,000
A
4 beds3 baths2,474 sq ft
21714 Shadyspring Rd, Castro Valley, CA 94546
SOLD MAY 22, 2026
$1,075,000
B
3 beds2 baths1,876 sq ft
21723 Shadyspring Rd, Castro Valley, CA 94546
SOLD SEP 16, 2026
$920,000
C
3 beds2.5 baths1,632 sq ft
21671 Shady Spring Rd, Castro Valley, CA 94546
SOLD APR 10, 2026
$1,275,000
D
3 beds2.5 baths2,239 sq ft
21928 Baywood Ave, Castro Valley, CA 94546
SOLD JUL 7, 2026
$1,300,000
E
4 beds2 baths2,437 sq ft
22111 Prospect St, Hayward, CA 94541
SOLD JUL 9, 2026
$984,777
F
3 beds2 baths1,650 sq ft
21451 Rizzo Ave, Castro Valley, CA 94546

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Earn from this home

Sell

$811,062

Est. take-home

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Refinance

Est. cash available

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Rent

$4,416/mo

Redfin rental estimate

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Market trends in 94546, CA

Last updated August 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

104.3%

+0.4% MoM

Median sale price

$1.1M

$27K MoM

Avg. days on market

15d

1 days MoM

Recently sold homes

14 MoM

New listings for sale

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21379 Gary Dr #14, Castro Valley, CA 94546
OPEN TODAY, 2PM TO 4PM
$998,000
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16972 Rolando Ave, Castro Valley, CA 94546
OPEN TODAY, 1PM TO 4PM
$1,180,000
5 beds4 baths1,934 sq ft
3270 Keith Ave, Castro Valley, CA 94546
OPEN TODAY, 1PM TO 4PM
$625,000
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20223 Santa Maria Ave, Castro Valley, CA 94546
OPEN SUN, 2PM TO 4PM
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21103 Gary Unit 318A, Castro Valley, CA 94546
OPEN TODAY, 1PM TO 4PM
$1,088,888
3 beds2 baths1,599 sq ft
4884 Larimer Way, Castro Valley, CA 94546
OPEN TODAY, 1:30PM TO 4PM
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OPEN TODAY, 1PM TO 4PM
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See all

Provided by Redfin

Sale history for 21726 Shadyspring Rd

Date

Event

Price

bridgeMLS, Bay East AOR, or Contra Costa AOR #40502954

Feb 9, 2011

Sold

$420,000

$171/sq ft

Dec 27, 2010

Listing Removed

—

Sep 30, 2010

Listed

$399,900

$163/sq ft

bridgeMLS, Bay East AOR, or Contra Costa AOR #40084744

Aug 17, 2005

Sold

$750,000

$306/sq ft

Jul 6, 2005

Listing Removed

—

Jun 3, 2005

Listed

$759,950

$310/sq ft

bridgeMLS, Bay East AOR, or Contra Costa AOR #10596019

Aug 22, 1997

Sold

$239,000

$97/sq ft

Jun 16, 1997

Listed

$239,000

$97/sq ft

bridgeMLS, Bay East AOR, or Contra Costa AOR #27596019

Aug 22, 1997

Sold

$239,000

$97/sq ft

Jul 11, 1997

Listing Removed

—

Jun 16, 1997

Listed

$239,000

$97/sq ft

Year

Property tax

Land + Additions

Assessment*

2025

$7,297 (+2.6%)

$164,646 + $384,175

$548,821

2024

$7,114 (+1.9%)

$161,418 + $376,643

$538,061

2023

$6,979 (+2.4%)

$158,254 + $369,261

$527,515

2022

$6,819 (+1.1%)

$152,110 + $354,925

$507,035

2021

$6,743 (+1.3%)

$152,110 + $354,925

$507,035

2020

$6,654 (−0.7%)

$149,128 + $347,966

$497,094

2019

$6,702 (+6.4%)

$147,600 + $344,400

$492,000

2018

$6,296 (+2.5%)

$144,707 + $337,650

$482,357

2017

$6,140 (+6.0%)

$139,090 + $324,543

$463,633

2016

$5,792 (+2.6%)

$139,090 + $324,543

$463,633

2015

$5,643 (+5.7%)

$136,363 + $318,181

$454,544

2014

$5,339 (+1.2%)

$131,685 + $307,265

$438,950

2013

$5,277 (+2.1%)

$131,685 + $307,265

$438,950

2012

$5,167

$131,090 + $305,877

$436,967

2011

$5,166 (−5.5%)

$128,520 + $299,880

$428,400

2010

$5,469 (−16.0%)

$126,000 + $294,000

$420,000

2009

$6,511 (−21.4%)

$136,500 + $318,500

$455,000

2008

$8,288

$162,900 + $380,100

$543,000

Tax history for 21726 Shadyspring Rd

Year

Property tax

Land + Additions

Assessment*

2025

$7,297 (+2.6%)

$164,646 + $384,175

$548,821

2024

$7,114 (+1.9%)

$161,418 + $376,643

$538,061

2023

$6,979 (+2.4%)

$158,254 + $369,261

$527,515

2022

$6,819 (+1.1%)

$152,110 + $354,925

$507,035

2021

$6,743 (+1.3%)

$152,110 + $354,925

$507,035

2020

$6,654 (−0.7%)

$149,128 + $347,966

$497,094

2019

$6,702 (+6.4%)

$147,600 + $344,400

$492,000

2018

$6,296 (+2.5%)

$144,707 + $337,650

$482,357

2017

$6,140 (+6.0%)

$139,090 + $324,543

$463,633

2016

$5,792 (+2.6%)

$139,090 + $324,543

$463,633

2015

$5,643 (+5.7%)

$136,363 + $318,181

$454,544

2014

$5,339 (+1.2%)

$131,685 + $307,265

$438,950

2013

$5,277 (+2.1%)

$131,685 + $307,265

$438,950

2012

$5,167

$131,090 + $305,877

$436,967

2011

$5,166 (−5.5%)

$128,520 + $299,880

$428,400

2010

$5,469 (−16.0%)

$126,000 + $294,000

$420,000

2009

$6,511 (−21.4%)

$136,500 + $318,500

$455,000

2008

$8,288

$162,900 + $380,100

$543,000

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

Public record

Public record
Zoning
Permits

Beds

Baths

Stories

Lot width

—

Lot depth

—

Lot size

8,970 Sq. Ft.

Year renovated

1974

Sq. Ft.

2,454

Year built

1972

Style

Single Family Residential

County

Alameda County

APN

415 020000800

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Sep 16, 2026.

Single-Family Residence Districts

Single-family residence districts, hereinafter designated as R-1 districts, are established to provide for and protect established neighborhoods of one-family dwellings, and to provide space in suitable locations for additional development of this kind, together with appropriate community facilities and allowance for restricted interim cultivation of the soil compatible with such low-density residential development.

Permitted uses

Include but are not limited to:

Housing-Single unit
Agriculture-Cropland
Agriculture-Grove / orchard

Jul 24, 2024 • Final

Building

Install a roof-mounted solar photovoltaic system and two energy storage system batteries.

Battery

Electrical

Solar

Jan 16, 2024 • Final

Building

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

Parking

Parking Information
Has Attached Garage
Garage Spaces: 2
Covered Spaces: 2
Parking Features: Attached

Interior

Bathroom Information
# of Bathrooms Total: 2
# of Bathrooms Full: 2

Interior Features
Interior Features: No Additional Rooms, Counter - Solid Surface
Appliances: Dishwasher, Electric Range
Laundry Features: In Garage
Street Level Features: Main Entry
Fireplaces Total: 1
Has Fireplace
Flooring: Hardwood, Linoleum, Carpet

Room Information
Kitchen Features: Counter - Solid Surface,Dishwasher,Electric Range/Cooktop
Rooms Total: 7
Fireplace Features: Living Room

Exterior

Building Information
Construction Materials: Stucco
Building Area Total: 2,454

Exterior Features
Patio And Porch Features: Deck
Roof: Shake

Property Information
Living Area: 2454
Living Area Units: Square Feet
Property Type: Residential
Property Sub Type: Single Family Residence
Year Built: 1972

Lot Information
Lot Size Square Feet: 8970
Lot Size Area: 0.21
Lot Size Units: Acres
Lot Size Acres: 0.21
Lot Features: Sloped Down
Zoning: 1001

Utilities

Utility Information
Water Source: Public
Sewer: Public Sewer

Heating & Cooling
Has Heating
Heating: Forced Air

Location

School Information
High School District: Hayward (510) 784-2600

Public facts

Beds: 4
Baths: 2.0
Sq. Ft.: 2,454
Stories: 1.0
Lot Size: 8,970 square feet
Style: Single Family Residential
Year Built: 1972
Year Renovated: 1974
County: Alameda County
APN: 415 020000800

Home facts updated by county records on Sep 16, 2026

Around this home

Schools

Fairview Elementary School

Public K-6 • Assigned • 1.7mi

2/10

Bret Harte Middle School

Public 7-8 • Assigned • 1.1mi

4/10

Hayward High School

Public 9-12 • Assigned • 1.2mi

5/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

Castro Valley is moving at a brisk pace this summer! Median prices are holding steady around $1.2M, but well-priced, turnkey homes are flying off the market in under 15 days, often over asking. Inventory is moving fast, so buyers must come prepared...
4 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

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

4/10 Heat Factor

7 days above 88° 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

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

$1.02M – $1.24M

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OPEN TODAY, 2PM TO 4PM3D & VIDEO TOUR

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OPEN TODAY, 1PM TO 4PM3D & VIDEO TOUR

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OPEN SUN, 2PM TO 4PM3D WALKTHROUGH

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21103 Gary Unit 318A, Castro Valley, CA 94546

OPEN TODAY, 1PM TO 4PMVIDEO TOUR

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4884 Larimer Way, Castro Valley, CA 94546

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Home values near 21726 Shadyspring Rd

Data from public records.

Address	Redfin Estimate
21738 Shadyspring Road, Castro Valley, CA - Beds \| - Baths \| 2840 Sq. Ft.	$1,106,363
21762 Shadyspring Road, Castro Valley, CA 3 Beds \| 3 Baths \| 3051 Sq. Ft.	$1,217,879

Address	Redfin Estimate
21715 Shadyspring Road, Castro Valley, CA 4 Beds \| 3 Baths \| 2270 Sq. Ft.	$1,191,915
21730 Shadyspring Road, Castro Valley, CA 3 Beds \| 3 Baths \| 2650 Sq. Ft.	$1,265,274

Address	Redfin Estimate
21694 Shadyspring Road, Castro Valley, CA 3 Beds \| 3 Baths \| 2456 Sq. Ft.	$1,362,666
21683 Shadyspring Road, Castro Valley, CA 3 Beds \| 2 Baths \| 2372 Sq. Ft.	$1,264,582

Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2010. This data may not match . Learn more.

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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 21726 Shadyspring Rd

Tax history for 21726 Shadyspring Rd

Public record

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 21726 Shadyspring Rd

More real estate resources