OFF MARKET

Off market feb 2024 for $1.4M

$1,665,178

Est. refi paymentEst. refi $8,017/mo

•

2,880

sq ft

18656 Sheffield Rd, Castro Valley, CA 94546

About this home

Discover a versatile home, ideal for multi-family-generational living, boasting ADU potential. The street-level main residence offers 3 bedrooms, with one easily convertible into 2 by adding a partition to make a fourth upstairs bedroom. The lower level surprises with an extra bedroom, full bath, and a cozy fireplace in an adjoining cozy living space – perfect for guests, in-laws, or as a rental with a separate entry. Vehicles can be driven and parked inside attached garage located at back of home. This energy-efficient property features a state-of-the-art HVAC system installed less than a year ago, ensuring optimal comfort. Future Energy Savers' solar panel system further reduces energy bills, offering sustainable living. Modernity meets flexibility in this home, providing adaptable spaces and income potential. Your efficient and versatile dream home awaits!

Single-familyProperty Type

1964Year Built

0.25 acresLot Size

$578Est. Price/Sq.Ft.

2 car garageParking

Listed by Lourdes Beaty •DRE #01265365 • RE/MAX Accord

Listed by Beverly Hardy •DRE #00920903 • RE/MAX Accord

Bought with David Wilhite •DRE #00759835 • Intero Real Estate Services

Redfin checked: a few seconds ago

•Source:bridgeMLS, Bay East AOR, or Contra Costa AOR #41047327

Redfin Estimate

$1,665,178

$180K since sold in February 2024$13K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 32.5% higher than the average sale price ($1.26M) of 5 comparable homes.

SOLD SEP 2, 2026
$1,000,000
A
3 beds2.5 baths2,176 sq ft
2554 Titan Way, Castro Valley, CA 94546
SOLD JUL 27, 2026
$1,236,737
B
4 beds2.5 baths2,528 sq ft
16683 Kildare Rd, Castro Valley, CA 94578
SOLD JUN 10, 2026
$1,468,888
C
4 beds2.5 baths2,086 sq ft
19304 Barclay Rd, Castro Valley, CA 94546
SOLD APR 15, 2026
$1,330,000
D
5 beds3 baths2,235 sq ft
15942 Cambrian Dr, Castro Valley, CA 94578
SOLD SEP 4, 2026
$1,250,000
E
4 beds2.5 baths1,998 sq ft
18649 Stanton Ave, Castro Valley, CA 94546

Claim this home to receive a free report every month with insights on the changing estimate.

Earn from this home

Sell

$445,756

Est. take-home

List your home with Redfin and save $8,326

Refinance

Est. cash available

Get cash now or lower your monthly rate

Rent

$4,746/mo

Redfin rental estimate

List your home for rent

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

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
3 beds1 bath988 sq ft
2240 Lessley Ave, Castro Valley, CA 94546
$499,000
3 beds2 baths1,354 sq ft
21314 Gary Dr #108, Hayward, CA 94546
$1,498,000
4 beds3 baths3,275 sq ft
19912 Conrad Ct, Castro Valley, CA 94546
OPEN SUN, 1PM TO 4PM
$1,198,000
4 beds2.5 baths2,038 sq ft
3636 Arcadian Dr, Castro Valley, CA 94546
$848,888
3 beds1 bath1,288 sq ft
21968 Orange Ave, Castro Valley, CA 94546
EARLY ACCESS
$550,000
2 beds2 baths1,393 sq ft
21239 Gary Dr #206, Hayward, CA 94546
$429,000
2 beds2 baths899 sq ft
2505 Miramar Ave #114, Castro Valley, CA 94546
COMING SOON
5032 Vannoy Ave, Castro Valley, CA 94546
$1,250,000
4 beds2 baths1,860 sq ft
5032 Vannoy Ave, Castro Valley, CA 94546
See all

Provided by Redfin

Sale history for 18656 Sheffield Rd

Year

Property tax

Land + Additions

Assessment*

2025

$18,743 (+562.5%)

$463,498 + $1,081,495

$1,544,993

2024

$2,829 (+2.4%)

$454,410 + $1,060,290

$1,514,700

2023

$2,763 (+2.6%)

$63,698 + $112,494

$176,192

2022

$2,692 (+2.9%)

$61,225 + $108,126

$169,351

2021

$2,616 (+2.5%)

$61,225 + $108,126

$169,351

2020

$2,553 (−1.3%)

$60,024 + $106,006

$166,030

2019

$2,587 (+3.0%)

$59,409 + $104,919

$164,328

2018

$2,511 (+2.8%)

$58,244 + $102,862

$161,106

2017

$2,442 (+5.2%)

$55,983 + $98,868

$154,851

2016

$2,322 (+7.0%)

$55,983 + $98,868

$154,851

2015

$2,170 (+2.4%)

$54,885 + $96,930

$151,815

2014

$2,120 (+1.8%)

$53,002 + $93,604

$146,606

2013

$2,083 (+2.5%)

$53,002 + $93,604

$146,606

2012

$2,031 (+1.5%)

$52,763 + $93,181

$145,944

2011

$2,001 (+0.9%)

$51,728 + $91,354

$143,082

2010

$1,983

$50,714 + $89,563

$140,277

2009

$1,981 (+5.1%)

$50,335 + $88,894

$139,229

2008

$1,884

$50,455 + $89,105

$139,560

Tax history for 18656 Sheffield Rd

Year

Property tax

Land + Additions

Assessment*

2025

$18,743 (+562.5%)

$463,498 + $1,081,495

$1,544,993

2024

$2,829 (+2.4%)

$454,410 + $1,060,290

$1,514,700

2023

$2,763 (+2.6%)

$63,698 + $112,494

$176,192

2022

$2,692 (+2.9%)

$61,225 + $108,126

$169,351

2021

$2,616 (+2.5%)

$61,225 + $108,126

$169,351

2020

$2,553 (−1.3%)

$60,024 + $106,006

$166,030

2019

$2,587 (+3.0%)

$59,409 + $104,919

$164,328

2018

$2,511 (+2.8%)

$58,244 + $102,862

$161,106

2017

$2,442 (+5.2%)

$55,983 + $98,868

$154,851

2016

$2,322 (+7.0%)

$55,983 + $98,868

$154,851

2015

$2,170 (+2.4%)

$54,885 + $96,930

$151,815

2014

$2,120 (+1.8%)

$53,002 + $93,604

$146,606

2013

$2,083 (+2.5%)

$53,002 + $93,604

$146,606

2012

$2,031 (+1.5%)

$52,763 + $93,181

$145,944

2011

$2,001 (+0.9%)

$51,728 + $91,354

$143,082

2010

$1,983

$50,714 + $89,563

$140,277

2009

$1,981 (+5.1%)

$50,335 + $88,894

$139,229

2008

$1,884

$50,455 + $89,105

$139,560

*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

0.25 Acres

Year renovated

1967

Sq. Ft.

2,880

Year built

1964

Style

Single Family Residential

County

Alameda County

APN

084B039603100

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Sep 17, 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

Mar 28, 2025 • Final

Building

Perform a site investigation for work completed without a permit. Replace vinyl siding on the front facade and install new cedar and stucco siding. Work also includes a roof addition and potential window replacement.

Roofing

Jul 29, 2024 • Active

Building

Tear off and install new shingles on a residential building.

Roofing

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: 3
# of Bathrooms Full: 3

Interior Features
Interior Features: Bonus/Plus Room, Stone Counters
Appliances: Range, Refrigerator
Laundry Features: Laundry Room, Laundry Chute
Street Level Features: 4 Bedrooms, 2 Baths
Fireplaces Total: 3
Has Fireplace
Flooring: Carpet

Room Information
Kitchen Features: Counter - Stone,Range/Oven Built-in,Refrigerator
Rooms Total: 8
Fireplace Features: Brick, Family Room, Insert, Living Room, Recreation Room

Exterior

Building Information
Construction Materials: Vinyl Siding
Building Area Total: 2,880

Exterior Features
Patio And Porch Features: Deck
Exterior Features: Back Yard, Dog Run, Front Yard, Side Yard
Fencing: Fenced
Roof: Shingle

Property Information
Living Area: 2880
Living Area Units: Square Feet
Property Type: Residential
Property Sub Type: Single Family Residence
Year Built: 1964

Lot Information
Lot Size Square Feet: 10900
Lot Size Area: 0.25
Lot Size Units: Acres
Lot Size Acres: 0.25
Lot Features: Level

Utilities

Utility Information
Water Source: Public
Electric: Photovoltaics Seller Owned
Sewer: Public Sewer

Heating & Cooling
Has Heating
Heating: Zoned
Cooling: Zoned

Public facts

Beds: 4
Baths: 3.0
Sq. Ft.: 2,880
Stories: 1.0
Lot Size: 0.25 acres
Style: Single Family Residential
Year Built: 1964
Year Renovated: 1967
County: Alameda County
APN: 084B039603100

Home facts updated by county records on Sep 17, 2026

Around this home

Schools

Stanton Elementary School

Public K-5 • Assigned • 0.7mi

6/10

Creekside Middle School

Public 6-8 • Assigned • 2.4mi

10/10

Castro Valley High School

Public 9-12 • Assigned • 1.4mi

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

0.46% chance of being in a wildfire in next 30 years

3/10 Heat Factor

7 days above 87° 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

$1.58M – $1.92M

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Home values near 18656 Sheffield Rd

Data from public records.

Address	Redfin Estimate
2752 Sheffield Place, Castro Valley, CA 4 Beds \| 3 Baths \| 2155 Sq. Ft.	$1,514,641
18674 Sheffield Road, Castro Valley, CA 4 Beds \| 2.5 Baths \| 3100 Sq. Ft.	$1,550,768

Address	Redfin Estimate
18628 Sheffield Road, Castro Valley, CA 3 Beds \| 3 Baths \| 2515 Sq. Ft.	$1,373,054
18655 Sheffield Road, Castro Valley, CA 3 Beds \| 3 Baths \| 2275 Sq. Ft.	$1,241,697

Address	Redfin Estimate
2728 Sheffield Place, Castro Valley, CA 3 Beds \| 2.5 Baths \| 1704 Sq. Ft.	$1,372,670
18675 Sheffield Road, Castro Valley, CA 3 Beds \| 3 Baths \| 1750 Sq. Ft.	$1,273,985

Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2024. 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 18656 Sheffield Rd

Tax history for 18656 Sheffield 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 18656 Sheffield Rd

More real estate resources