OFF MARKET

Off Market Oct 2019 for $835K

$1,784,874

Est. refi paymentEst. refi $4,951/mo

•

2,366

sq ft

18985 Sandy Rd, Castro Valley, CA 94546

About this home

Single-familyProperty Type

1947Year Built

0.33 acresLot Size

$754Est. Price/Sq.Ft.

1 car garageParking

Listed by Kathi Townsend •DRE #01409032 • Berkshire Hathaway Home Services

Listed by Wayne Licsak •DRE #01850870 • Berkshire Hathaway Home Services

Bought with Agueda Perez •DRE #01743499 • Intero Real Estate Services

Redfin checked: 2 minutes ago

•Source:bridgeMLS, Bay East AOR, or Contra Costa AOR #40881123

Redfin Estimate

$1,784,874

$950K since sold in October 2019$8,000 since July

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 34.3% higher than the average sale price ($1.33M) of 6 comparable homes.

SOLD JUN 25, 2026
$1,350,000
A
4 beds2.5 baths1,691 sq ft
19609 Fern Way, Castro Valley, CA 94546
SOLD APR 7, 2026
$1,490,000
B
4 beds3 baths2,100 sq ft
19554 Alana Rd, Castro Valley, CA 94546
SOLD MAY 7, 2026
$1,229,000
C
4 beds2 baths2,155 sq ft
18616 Sandy Rd, Castro Valley, CA 94546
SOLD MAY 22, 2026
$1,530,750
D
4 beds3 baths2,954 sq ft
18522 Madison Ave, Castro Valley, CA 94546
SOLD JUN 30, 2026
19912 Conrad Ct, Castro Valley, CA 94546
$1,100,000
E
4 beds2.5 baths2,570 sq ft
19912 Conrad Ct, Castro Valley, CA 94546
SOLD MAY 11, 2026
$1,273,000
F
3 beds2 baths1,675 sq ft
18640 Sandy Rd, Castro Valley, CA 94546

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Earn from this home

Sell

$1,114,168

Est. take-home

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Refinance

Est. cash available

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Rent

$5,539/mo

Redfin rental estimate

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Market trends in 94546, CA

Last updated July 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

105.6%

+0.7% MoM

Median sale price

$1.1M

$45K MoM

Avg. days on market

13d

1 days MoM

Recently sold homes

100

5 MoM

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OPEN TODAY, 1PM TO 4PM
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VIDEO TOUR
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Provided by Redfin

Sale history for 18985 Sandy Rd

Year

Property tax

Land + Additions

Assessment*

2025

$26,839 (+53.6%)

$273,954 + $1,871,238

$2,145,192

2024

$17,470 (+56.9%)

$273,954 + $1,871,238

$2,145,192

2023

$11,132 (+1.9%)

$268,583 + $1,149,295

$1,417,878

2022

$10,922 (+1.8%)

$258,155 + $602,362

$860,517

2021

$10,727 (+2.3%)

$258,155 + $602,362

$860,517

2020

$10,484 (+452.8%)

$253,095 + $590,555

$843,650

2019

$1,896 (+3.1%)

$250,500 + $584,500

$835,000

2018

$1,840 (+2.9%)

$43,248 + $61,117

$104,365

2017

$1,788 (+5.2%)

$41,569 + $58,744

$100,313

2016

$1,699 (+7.0%)

$41,569 + $58,744

$100,313

2015

$1,588 (+3.0%)

$40,754 + $57,592

$98,346

2014

$1,541 (+2.3%)

$39,355 + $55,616

$94,971

2013

$1,506 (+2.8%)

$39,355 + $55,616

$94,971

2012

$1,465 (+1.6%)

$39,178 + $55,365

$94,543

2011

$1,442 (+1.0%)

$38,409 + $54,279

$92,688

2010

$1,428 (+0.4%)

$37,656 + $53,215

$90,871

2009

$1,422 (+6.3%)

$37,375 + $52,818

$90,193

2008

$1,338

$37,464 + $52,943

$90,407

Tax history for 18985 Sandy Rd

Year

Property tax

Land + Additions

Assessment*

2025

$26,839 (+53.6%)

$273,954 + $1,871,238

$2,145,192

2024

$17,470 (+56.9%)

$273,954 + $1,871,238

$2,145,192

2023

$11,132 (+1.9%)

$268,583 + $1,149,295

$1,417,878

2022

$10,922 (+1.8%)

$258,155 + $602,362

$860,517

2021

$10,727 (+2.3%)

$258,155 + $602,362

$860,517

2020

$10,484 (+452.8%)

$253,095 + $590,555

$843,650

2019

$1,896 (+3.1%)

$250,500 + $584,500

$835,000

2018

$1,840 (+2.9%)

$43,248 + $61,117

$104,365

2017

$1,788 (+5.2%)

$41,569 + $58,744

$100,313

2016

$1,699 (+7.0%)

$41,569 + $58,744

$100,313

2015

$1,588 (+3.0%)

$40,754 + $57,592

$98,346

2014

$1,541 (+2.3%)

$39,355 + $55,616

$94,971

2013

$1,506 (+2.8%)

$39,355 + $55,616

$94,971

2012

$1,465 (+1.6%)

$39,178 + $55,365

$94,543

2011

$1,442 (+1.0%)

$38,409 + $54,279

$92,688

2010

$1,428 (+0.4%)

$37,656 + $53,215

$90,871

2009

$1,422 (+6.3%)

$37,375 + $52,818

$90,193

2008

$1,338

$37,464 + $52,943

$90,407

*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

0.33 Acres

Year renovated

2010

Sq. Ft.

4,233

Year built

1947

Style

Single Family Residential

County

Alameda County

APN

084C081601600

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 27, 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

Nov 22, 2024 • Final

Building

Legalize the conversion of a detached garage into an accessory dwelling unit with two bedrooms, one bathroom, and a kitchen. Demolish an existing carport, a bathroom, and a portion of the garage structure.

ADU

Demolition

Nov 18, 2024 • Final

Building

Demolish an existing single-family home and construct a new one-story single-family home with an addition. The new residence will include a two-car attached garage, a front porch, and a rear deck. The completed home will feature five bedrooms, three bathrooms, and various living spaces.

Addition

Demolition

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

Parking

Parking Information
Garage Spaces: 1
Covered Spaces: 1
Parking Features: Detached, Off Street, RV/Boat Parking, Side Yard Access, Workshop in Garage

Interior

Bathroom Information
# of Bathrooms Total: 3
# of Bathrooms Full: 2
# of Bathrooms Partial: 1

Interior Features
Interior Features: Kitchen/Family Combo, Breakfast Bar, Tile Counters
Appliances: Double Oven, Gas Range, Oven, Range, Refrigerator, Gas Water Heater
Laundry Features: 220 Volt Outlet, Hookups Only, Laundry Room
Street Level Features: 4 Bedrooms, 2 Baths
Fireplaces Total: 1
Has Fireplace
Flooring: Laminate, Linoleum, Tile

Room Information
Kitchen Features: Breakfast Bar,Counter - Tile,Double Oven,Gas Range/Cooktop,Oven Built-in,Range/Oven Built-in,Refrigerator
Rooms Total: 7
Fireplace Features: Family Room, Gas

Exterior

Building Information
Construction Materials: Wood Siding
Building Area Total: 2,366

Exterior Features
Patio And Porch Features: Patio, Covered
Exterior Features: Back Yard, Front Yard, Garden/Play, Side Yard
Fencing: Fenced
Roof: Shingle

Property Information
Living Area: 2366
Living Area Units: Square Feet
Property Type: Residential
Property Sub Type: Single Family Residence
Year Built: 1947

Lot Information
Lot Size Square Feet: 14400
Lot Size Area: 0.33
Lot Size Units: Acres
Lot Size Acres: 0.33
Lot Features: Level

Utilities

Utility Information
Water Source: Public
Sewer: Public Sewer

Heating & Cooling
Has Heating
Heating: Electric, Individual Rm Controls

Location

School Information
High School District: Castro Valley (510) 537-3000

Public facts

Beds: —
Baths: 4.0
Sq. Ft.: 4,233
Stories: 1.0
Lot Size: 0.33 acres
Style: Single Family Residential
Year Built: 1947
Year Renovated: 2010
County: Alameda County
APN: 084C081601600

Home facts updated by county records on Jul 27, 2026

Around this home

Schools

Proctor Elementary School

Public K-5 • Assigned • 0.7mi

9/10

Creekside Middle School

Public 6-8 • Assigned • 0.7mi

10/10

Castro Valley High School

Public 9-12 • Assigned • 0.5mi

9/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

Castro Valley's late-summer market shows a clear split. While median prices hold near $1.2M, increased inventory gives buyers leverage on older properties. However, immaculate homes still go pending in under 15 days. A strong, clean offer is key!
2 weeks ago • Castro Valley
Johnny Singh
Redfin Premier agent
146 deals
Was this helpful?
Strong buyer demand keeps the Castro Valley market moving incredibly fast. With homes frequently selling above their $1.2 million median price, decisive action is essential. To win here, buyers need to submit competitive offers quickly and minimize...
1 month ago • Castro Valley
Karan Kandel
Redfin agent
13 deals
Was this helpful?

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

3/10 Fire Factor

0.77% chance of being 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

$1.70M – $2.05M

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Home values near 18985 Sandy Rd

Data from public records.

Address	Redfin Estimate
18968 Sandy Rd, Castro Valley, CA 5 Beds \| 4 Baths \| 2500 Sq. Ft.	$1,485,144
18996 Sandy Rd, Castro Valley, CA 3 Beds \| 2 Baths \| 1275 Sq. Ft.	$1,159,894

Address	Redfin Estimate
18976 Sandy Rd, Castro Valley, CA 3 Beds \| 1 Baths \| 1704 Sq. Ft.	$1,234,400
18962 Sandy Rd, Castro Valley, CA 4 Beds \| 3 Baths \| 2532 Sq. Ft.	$1,385,628

Address	Redfin Estimate
18987 Sandy Rd, Castro Valley, CA 4 Beds \| 2.5 Baths \| 1918 Sq. Ft.	$1,406,605
18965 Sandy Rd, Castro Valley, CA 4 Beds \| 2 Baths \| 1843 Sq. Ft.	$1,240,749

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 18985 Sandy Rd

Tax history for 18985 Sandy 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 18985 Sandy Rd

More real estate resources