Google street view image for 18850 Cull Canyon Rd, Castro Valley, CA 94552

Off market aug 1987 for $75K

$1,880,824

Est. refi paymentEst. refi $508/mo

•

3 ba

•

2,758

sq ft

18850 Cull Canyon Rd, Castro Valley, CA 94552

About this home

18850 Cull Canyon Rd is a 2,758 square foot house on a 0.87 acre lot with 3 bedrooms and 3 bathrooms. - it last sold on August 31, 1987 for $75,000. Based on Redfin's Castro Valley data, we estimate the home's value is $1,880,824.

Single-familyProperty Type

2003Year Built

0.87 acresLot Size

$682Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$1,880,824

$1.8M since sold in August 1987$126K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 21.5% higher than the average sale price ($1.55M) of 6 comparable homes.

SOLD SEP 3, 2026
$1,550,000
A
3 beds2 baths2,655 sq ft
18019 Center St, Castro Valley, CA 94546
SOLD JUL 10, 2026
$1,548,000
B
4 beds3 baths2,292 sq ft
18775 E Cavendish Dr, Castro Valley, CA 94552
SOLD MAR 27, 2026
5474 Troost Ct, Castro Valley, CA 94552
$1,590,000
C
4 beds3 baths2,471 sq ft
5474 Troost Ct, Castro Valley, CA 94552
SOLD AUG 28, 2026
$1,300,000
D
3 beds2.5 baths1,944 sq ft
5775 Cold Water Dr, Castro Valley, CA 94552
SOLD MAR 20, 2026
$1,750,000
E
4 beds3 baths2,292 sq ft
18737 W Cavendish Dr, Castro Valley, CA 94552
SOLD OCT 27, 2025
$1,550,000
F
3 beds2.5 baths2,646 sq ft
18081 Columbia Dr, Castro Valley, CA 94552

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Earn from this home

Sell

$1,781,081

Est. take-home

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Refinance

Est. cash available

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Rent

$5,030/mo

Redfin rental estimate

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Market trends in 94552, CA

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

104.0%

+1.6% MoM

Median sale price

$1.6M

$61K MoM

Avg. days on market

15d

1 days MoM

Recently sold homes

1 MoM

New listings for sale

OPEN TODAY, 1PM TO 4PM
$1,799,888
4 beds2.5 baths2,578 sq ft
25768 Silver Canyon Ct, Castro Valley, CA 94552
OPEN TODAY, 1:30PM TO 4PM
$749,000
2 beds2.5 baths1,258 sq ft
23009 Canyon Terrace Dr #3, Castro Valley, CA 94552
OPEN TODAY, 1PM TO 4PM
$899,000
4 beds2.5 baths1,463 sq ft
23139 Canyon Terrace Dr, Castro Valley, CA 94552
EARLY ACCESS
$1,590,000
4 beds3 baths2,100 sq ft
5657 Shadow Ridge Dr, Castro Valley, CA 94552
See all

Provided by Redfin

Sale history for 18850 Cull Canyon Rd

Year

Property tax

Land + Additions

Assessment*

2025

$11,272 (+2.3%)

$263,679 + $642,572

$906,251

2024

$11,023 (+1.6%)

$258,510 + $629,974

$888,484

2023

$10,851 (+1.9%)

$253,442 + $617,625

$871,067

2022

$10,646 (+2.6%)

$243,601 + $593,644

$837,245

2021

$10,375 (+2.3%)

$243,601 + $593,644

$837,245

2020

$10,138 (−1.8%)

$238,826 + $582,008

$820,834

2019

$10,327 (+2.9%)

$236,377 + $576,043

$812,420

2018

$10,035 (+2.7%)

$231,743 + $564,749

$796,492

2017

$9,772 (+5.1%)

$222,747 + $542,820

$765,567

2016

$9,298 (+7.0%)

$222,747 + $542,820

$765,567

2015

$8,690 (+1.1%)

$218,380 + $532,176

$750,556

2014

$8,595 (+7.7%)

$210,889 + $513,916

$724,805

2013

$7,982 (+2.0%)

$210,889 + $513,916

$724,805

2012

$7,825 (+1.4%)

$209,937 + $461,820

$671,757

2011

$7,720 (+0.7%)

$205,821 + $452,768

$658,589

2010

$7,667 (−0.5%)

$201,785 + $443,892

$645,677

2009

$7,706 (+3.1%)

$200,278 + $440,576

$640,854

2008

$7,476

$200,754 + $441,624

$642,378

Tax history for 18850 Cull Canyon Rd

Year

Property tax

Land + Additions

Assessment*

2025

$11,272 (+2.3%)

$263,679 + $642,572

$906,251

2024

$11,023 (+1.6%)

$258,510 + $629,974

$888,484

2023

$10,851 (+1.9%)

$253,442 + $617,625

$871,067

2022

$10,646 (+2.6%)

$243,601 + $593,644

$837,245

2021

$10,375 (+2.3%)

$243,601 + $593,644

$837,245

2020

$10,138 (−1.8%)

$238,826 + $582,008

$820,834

2019

$10,327 (+2.9%)

$236,377 + $576,043

$812,420

2018

$10,035 (+2.7%)

$231,743 + $564,749

$796,492

2017

$9,772 (+5.1%)

$222,747 + $542,820

$765,567

2016

$9,298 (+7.0%)

$222,747 + $542,820

$765,567

2015

$8,690 (+1.1%)

$218,380 + $532,176

$750,556

2014

$8,595 (+7.7%)

$210,889 + $513,916

$724,805

2013

$7,982 (+2.0%)

$210,889 + $513,916

$724,805

2012

$7,825 (+1.4%)

$209,937 + $461,820

$671,757

2011

$7,720 (+0.7%)

$205,821 + $452,768

$658,589

2010

$7,667 (−0.5%)

$201,785 + $443,892

$645,677

2009

$7,706 (+3.1%)

$200,278 + $440,576

$640,854

2008

$7,476

$200,754 + $441,624

$642,378

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

Zoning and permits

Zoning
Permits

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

Feb 13, 2024 • Final

Building

Replace the air conditioning unit with a like-for-like system.

HVAC

Jan 18, 2024 • Final

Building

Replace an existing residential water heater with a new electric heat pump water heater in the same location.

Plumbing

Water heater

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

Interior

Room Information
# of Rooms: 7

Exterior

Exterior Information
Physical Condition: Excellent
Building Style Type: Rectangular Design
Construction Type: Wood
Building Construction Quality: Good

Property Information
Living Sq. Ft: 2,758
Building Sq. Ft: 2,758
# of Units: 1
# of Stories: 3

Parking & Garage Information
# of Parking Spaces: 3

Lot Information
# of Buildings: 1
Land Sq. Ft: 37,897
Municipality Name: CASTRO VALLEY UNINCORP
Acres: 0.87
County Use Description: SINGLE FAMILY RESIDENTIAL HOME

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 3
Baths: 3.0
Sq. Ft.: 2,758
Stories: 3.0
Lot Size: 0.87 acres
Style: Single Family Residential
Year Built: 2003
Year Renovated: 2003
County: Alameda County
APN: 085 151000302

Home facts updated by county records on Sep 17, 2026

Around this home

Schools

Vannoy Elementary School

Public K-5 • Assigned • 0.3mi

9/10

Canyon Middle School

Public 6-8 • Assigned • 0.2mi

7/10

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 remains a highly competitive market. On average, homes are selling for 103.7% of their asking price, with nearly 60% of properties closing above list price.
5 days ago • Castro Valley
Karan Kandel
Redfin agent
13 deals
Was this helpful?
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...
3 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

0.62% chance of being in a wildfire in next 30 years

3/10 Heat Factor

7 days above 90° 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 • 94552

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

$1.79M – $2.16M

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Home values near 18850 Cull Canyon Rd

Data from public records.

Address	Redfin Estimate
18826 Cull Canyon Rd, Castro Valley, CA 4 Beds \| 3 Baths \| 2965 Sq. Ft.	$1,913,980
18882 West Cavendish Dr, Castro Valley, CA 3 Beds \| 2.5 Baths \| 2022 Sq. Ft.	$1,497,339

Address	Redfin Estimate
18876 West Cavendish Dr, Castro Valley, CA 3 Beds \| 3 Baths \| 2344 Sq. Ft.	$1,524,094
5316 Briar Ridge Dr, Castro Valley, CA 3 Beds \| 2.5 Baths \| 1568 Sq. Ft.	$745,466

Address	Redfin Estimate
18870 West Cavendish Dr, Castro Valley, CA 4 Beds \| 3 Baths \| 2400 Sq. Ft.	$1,703,942
5330 Briar Ridge Dr, Castro Valley, CA - Beds \| - Baths \| 1619 Sq. Ft.	$841,030

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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 94552, CA

Sale history for 18850 Cull Canyon Rd

Tax history for 18850 Cull Canyon Rd

Zoning and permits

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 94552

Home values near 18850 Cull Canyon Rd

More real estate resources