OFF MARKET

Off Market Nov 2019 for $849K

$1,133,580

Est. refi paymentEst. refi $5,131/mo

•

1,809

sq ft

21746 Shadyspring Rd, Castro Valley, CA 94546

About this home

Magnificent 180 degree Views! You will love the pristine condition of this custom built home with views of Mt. Diablo. Eichler styling with the Douglas fir open beam ceilings and the open floor plan. Also featuring clerestory windows, art gallery style strip lighting, parquet wood and tile flooring and a trex sundeck. This split level 3 bedroom, 2 bath home has a beautiful Travertine gas fireplace, A/C, alarm system, professionally outfitted closets, mirrored doors. The master bedroom has a built in vanity and a walk in closet. The lower level contains a large laundry room and storage room. The windows are dual glazed Milguard and the siding is non-flammable by Hardy. Storage room could be a workshop Low maintenance yards and landscaping.No rear neighbors. It is move-in ready.

Single-familyProperty Type

1972Year Built

6,240 sq ftLot Size

$627Est. Price/Sq.Ft.

2 car garageParking

Listed by Trish Radovich •DRE #00523595 • Coldwell Banker Realty

Bought with Travis Hill •DRE #01247701 • Open Home Professionals Inc

Redfin checked: 2 minutes ago

•Source:bridgeMLS, Bay East AOR, or Contra Costa AOR #40883409

Redfin Estimate

$1,133,580

$285K since sold in November 2019$18K since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 17.5% higher than the average sale price ($965K) of 6 comparable homes.

SOLD MAY 22, 2026
$1,075,000
A
3 beds2 baths1,876 sq ft
21723 Shadyspring Rd, Castro Valley, CA 94546
SOLD SEP 16, 2026
$920,000
B
3 beds2.5 baths1,632 sq ft
21671 Shady Spring Rd, Castro Valley, CA 94546
SOLD JUL 9, 2026
$984,777
C
3 beds2 baths1,650 sq ft
21451 Rizzo Ave, Castro Valley, CA 94546
SOLD JUL 20, 2026
$1,045,000
D
3 beds2 baths1,314 sq ft
3228 Kerr St, Castro Valley, CA 94546
SOLD MAR 27, 2026
$825,000
E
3 beds2 baths1,557 sq ft
1516 Grove Way, Castro Valley, CA 94546
SOLD AUG 28, 2026
$940,000
F
3 beds2 baths1,262 sq ft
2337 Bentley Ct, Castro Valley, CA 94546

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Earn from this home

Sell

$488,067

Est. take-home

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Refinance

Est. cash available

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Rent

$3,843/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

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3 beds2 baths1,599 sq ft
4884 Larimer Way, Castro Valley, CA 94546
OPEN TODAY, 1:30PM TO 4PM
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2 beds1 bath906 sq ft
17198 Roberto St, Castro Valley, CA 94546
OPEN TODAY, 1PM TO 4PM
$1,899,900
4 beds2.5 baths3,064 sq ft
4571 Ewing Rd, Castro Valley, CA 94546
See all

Provided by Redfin

Sale history for 21746 Shadyspring Rd

Year

Property tax

Land + Additions

Assessment*

2025

$12,020 (+2.5%)

$284,117 + $662,941

$947,058

2024

$11,730 (+1.8%)

$278,547 + $649,944

$928,491

2023

$11,526 (+2.2%)

$273,086 + $637,202

$910,288

2022

$11,276 (+1.0%)

$262,483 + $612,461

$874,944

2021

$11,165 (+1.3%)

$262,483 + $612,461

$874,944

2020

$11,026 (+396.2%)

$257,338 + $600,456

$857,794

2019

$2,222 (+5.4%)

$254,700 + $594,300

$849,000

2018

$2,108 (+2.6%)

$36,705 + $83,216

$119,921

2017

$2,054 (+6.9%)

$35,280 + $79,985

$115,265

2016

$1,922 (+3.6%)

$35,280 + $79,985

$115,265

2015

$1,855 (+5.8%)

$34,588 + $78,417

$113,005

2014

$1,753 (+2.3%)

$33,401 + $75,726

$109,127

2013

$1,713 (+2.6%)

$33,401 + $75,726

$109,127

2012

$1,669 (+8.1%)

$33,250 + $75,384

$108,634

2011

$1,544 (+2.1%)

$32,598 + $73,906

$106,504

2010

$1,513 (−0.4%)

$31,959 + $67,555

$99,514

2009

$1,519 (+6.3%)

$31,720 + $67,050

$98,770

2008

$1,428

$31,796 + $67,210

$99,006

Tax history for 21746 Shadyspring Rd

Year

Property tax

Land + Additions

Assessment*

2025

$12,020 (+2.5%)

$284,117 + $662,941

$947,058

2024

$11,730 (+1.8%)

$278,547 + $649,944

$928,491

2023

$11,526 (+2.2%)

$273,086 + $637,202

$910,288

2022

$11,276 (+1.0%)

$262,483 + $612,461

$874,944

2021

$11,165 (+1.3%)

$262,483 + $612,461

$874,944

2020

$11,026 (+396.2%)

$257,338 + $600,456

$857,794

2019

$2,222 (+5.4%)

$254,700 + $594,300

$849,000

2018

$2,108 (+2.6%)

$36,705 + $83,216

$119,921

2017

$2,054 (+6.9%)

$35,280 + $79,985

$115,265

2016

$1,922 (+3.6%)

$35,280 + $79,985

$115,265

2015

$1,855 (+5.8%)

$34,588 + $78,417

$113,005

2014

$1,753 (+2.3%)

$33,401 + $75,726

$109,127

2013

$1,713 (+2.6%)

$33,401 + $75,726

$109,127

2012

$1,669 (+8.1%)

$33,250 + $75,384

$108,634

2011

$1,544 (+2.1%)

$32,598 + $73,906

$106,504

2010

$1,513 (−0.4%)

$31,959 + $67,555

$99,514

2009

$1,519 (+6.3%)

$31,720 + $67,050

$98,770

2008

$1,428

$31,796 + $67,210

$99,006

*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

6,240 Sq. Ft.

Year renovated

1973

Sq. Ft.

1,809

Year built

1972

Style

Single Family Residential

County

Alameda County

APN

415 020000500

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

May 9, 2022 • Final

Reroof - single family residential

Remove existing wood shingle and shake roofing from a residential building. Install a new lightweight concrete tile roof with a new roof deck using oriented strand board.

Roofing

Jul 16, 2014 • Final

Building

Install a new air conditioning unit and a new electrical circuit for the air conditioning.

Electrical

HVAC

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, Int Access From Garage, Off Street, Enclosed, Garage Door Opener

Interior

Bathroom Information
# of Bathrooms Total: 2
# of Bathrooms Full: 2
Other Bathrooms Included Features: Stall Shower, Updated Baths
Primary Bathroom Included Features: Shower Over Tub, Updated Baths

Interior Features
Interior Features: Dining Area, Storage, Counter - Solid Surface, Updated Kitchen
Appliances: Dishwasher, Double Oven, Electric Range, Disposal, Oven, Refrigerator, Dryer, Washer, Gas Water Heater
Laundry Features: Dryer, Laundry Room, Washer
Street Level Features: 1 Bedroom, 1 Bath, Main Entry
Window Features: Double Pane Windows, Window Coverings
Fireplaces Total: 1
Has Fireplace
Flooring: Linoleum, Parquet, Tile, Carpet

Room Information
Kitchen Features: Counter - Solid Surface,Dishwasher,Double Oven,Electric Range/Cooktop,Garbage Disposal,Oven Built-in,Refrigerator,Updated Kitchen
Rooms Total: 6
Fireplace Features: Gas, Living Room

Exterior

Building Information
Construction Materials: Masonite
Building Area Total: 1,809
Builder Name: Richard Avelar
Foundation Details: Raised

Exterior Features
Patio And Porch Features: Deck
Exterior Features: Back Yard, Front Yard, Side Yard
Door Features: Mirrored Closet Door(s)
Roof: Shake

Mobile Home Information
Model: Custom

Property Information
Living Area: 1809
Living Area Units: Square Feet
Property Type: Residential
Property Sub Type: Single Family Residence
Year Built: 1972

Lot Information
Lot Size Square Feet: 6240
Lot Size Area: 0.14
Lot Size Units: Acres
Lot Size Acres: 0.14
Lot Features: Regular

Utilities

Utility Information
Water Source: Public
Sewer: Public Sewer

Heating & Cooling
Has Heating
Heating: Forced Air, Natural Gas
Cooling: Central Air

Public facts

Beds: 3
Baths: 2.0
Sq. Ft.: 1,809
Stories: 1.0
Lot Size: 6,240 square feet
Style: Single Family Residential
Year Built: 1972
Year Renovated: 1973
County: Alameda County
APN: 415 020000500

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 • 1.0mi

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

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

$1.08M – $1.30M

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Home values near 21746 Shadyspring Rd

Data from public records.

Address	Redfin Estimate
21771 Shadyspring Road, Castro Valley, CA 3 Beds \| 3 Baths \| 2168 Sq. Ft.	$1,204,540
21762 Shadyspring Road, Castro Valley, CA 3 Beds \| 3 Baths \| 3051 Sq. Ft.	$1,217,879

Address	Redfin Estimate
21738 Shadyspring Road, Castro Valley, CA - Beds \| - Baths \| 2840 Sq. Ft.	$1,106,363
21779 Shadyspring Road, Castro Valley, CA 3 Beds \| 2 Baths \| 2290 Sq. Ft.	$1,175,488

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

Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2019. 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 21746 Shadyspring Rd

Tax history for 21746 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 21746 Shadyspring Rd

More real estate resources