Google street view image for 18775 Lamson Rd, Castro Valley, CA 94546

Off Market Jan 1992 for $255K

$1,782,546

Est. refi paymentEst. refi $1,606/mo

•

4 ba

•

3,146

sq ft

18775 Lamson Rd, Castro Valley, CA 94546

About this home

18775 Lamson Rd is a 3,146 square foot house on a 10,071 square foot lot with 3 bedrooms and 4 bathrooms. - it last sold on January 16, 1992 for $255,000. Based on Redfin's Castro Valley data, we estimate the home's value is $1,782,546.

Single-familyProperty Type

1941Year Built

10,071 sq ftLot Size

$567Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$1,782,546

$1.5M since sold in January 1992$112K since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 53.5% higher than the average sale price ($1.16M) of 6 comparable homes.

SOLD MAR 27, 2026
18028 Almond Rd, Castro Valley, CA 94546
$1,178,000
A
3 beds2 baths2,146 sq ft
18028 Almond Rd, Castro Valley, CA 94546
SOLD MAR 20, 2026
$1,362,000
B
3 beds2.5 baths2,391 sq ft
18153 Plymouth Dr, Castro Valley, CA 94546
SOLD JAN 7, 2026
$1,335,000
C
3 beds2.5 baths2,018 sq ft
17838 Walnut Rd, Castro Valley, CA 94546
SOLD JUL 27, 2026
$1,064,000
D
3 beds2.5 baths1,226 sq ft
3488 Brookdale Blvd, Castro Valley, CA 94546
SOLD JUL 1, 2026
$1,030,000
E
3 beds2.5 baths1,469 sq ft
19375 Parsons Ave, Castro Valley, CA 94546
SOLD SEP 2, 2026
$1,000,000
F
3 beds2.5 baths2,176 sq ft
2554 Titan Way, Castro Valley, CA 94546

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Earn from this home

Sell

$1,687,962

Est. take-home

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Refinance

Est. cash available

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Rent

$5,244/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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See all

Provided by Redfin

Sale history for 18775 Lamson Rd

Year

Property tax

Land + Additions

Assessment*

2025

$9,247 (+2.3%)

$135,273 + $581,722

$716,995

2024

$9,040 (+1.7%)

$135,273 + $581,722

$716,995

2023

$8,893 (+2.0%)

$132,621 + $570,318

$702,939

2022

$8,721 (+2.6%)

$127,471 + $548,176

$675,647

2021

$8,497 (+2.3%)

$127,471 + $548,176

$675,647

2020

$8,303 (−1.8%)

$124,972 + $537,428

$662,400

2019

$8,454 (+2.9%)

$123,691 + $531,919

$655,610

2018

$8,214 (+2.7%)

$121,266 + $521,491

$642,757

2017

$7,998 (+5.1%)

$116,557 + $501,245

$617,802

2016

$7,610 (+7.0%)

$116,557 + $501,245

$617,802

2015

$7,112 (+1.2%)

$114,272 + $491,419

$605,691

2014

$7,028 (+0.7%)

$110,352 + $474,559

$584,911

2013

$6,977 (+2.0%)

$110,352 + $474,559

$584,911

2012

$6,838 (+1.4%)

$109,854 + $472,417

$582,271

2011

$6,746 (+33.5%)

$107,700 + $463,155

$570,855

2010

$5,053 (+15.4%)

$105,589 + $454,074

$559,663

2009

$4,379 (+3.6%)

$104,800 + $305,334

$410,134

2008

$4,226

$105,049 + $245,116

$350,165

Tax history for 18775 Lamson Rd

Year

Property tax

Land + Additions

Assessment*

2025

$9,247 (+2.3%)

$135,273 + $581,722

$716,995

2024

$9,040 (+1.7%)

$135,273 + $581,722

$716,995

2023

$8,893 (+2.0%)

$132,621 + $570,318

$702,939

2022

$8,721 (+2.6%)

$127,471 + $548,176

$675,647

2021

$8,497 (+2.3%)

$127,471 + $548,176

$675,647

2020

$8,303 (−1.8%)

$124,972 + $537,428

$662,400

2019

$8,454 (+2.9%)

$123,691 + $531,919

$655,610

2018

$8,214 (+2.7%)

$121,266 + $521,491

$642,757

2017

$7,998 (+5.1%)

$116,557 + $501,245

$617,802

2016

$7,610 (+7.0%)

$116,557 + $501,245

$617,802

2015

$7,112 (+1.2%)

$114,272 + $491,419

$605,691

2014

$7,028 (+0.7%)

$110,352 + $474,559

$584,911

2013

$6,977 (+2.0%)

$110,352 + $474,559

$584,911

2012

$6,838 (+1.4%)

$109,854 + $472,417

$582,271

2011

$6,746 (+33.5%)

$107,700 + $463,155

$570,855

2010

$5,053 (+15.4%)

$105,589 + $454,074

$559,663

2009

$4,379 (+3.6%)

$104,800 + $305,334

$410,134

2008

$4,226

$105,049 + $245,116

$350,165

*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

Oct 22, 2010 • Final

Building

Extend an existing bedroom and kitchen on the north side of a house to add additional habitable area.

Addition

Oct 22, 2010 • Final

Building

Construct a single-family home addition and perform a complete remodel. The project includes a new family room, bedroom, bathroom, two-car garage, and storage area, as well as extensions to the kitchen and dining areas with a new foyer and half bath. Work also involves demolishing and reconstructing the kitchen, installing new electrical, plumbing, mechanical, and HVAC systems, replacing the roof frame, and building a new deck with a retaining wall.

Addition

Remodel

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

Basement Information
Basement Sq. Ft: 891

Heating & Cooling
Heating Fuel Type: Gas
Heating Type: Forced Air

Fireplace Information
# of Fireplaces: 1
Has Fireplace

Room Information
# of Rooms: 9

Exterior

Exterior Information
Foundation Type: Raised W/Crawlspace
Building Style Type: L-Shape
Construction Type: Wood
Building Construction Quality: Good
Exterior Wall: Wood

Pool Information
Has Pool

Property Information
Subdivision Name: CASTRO VLY ORCHARDS
Living Sq. Ft: 3,146
Building Sq. Ft: 3,146
# of Units: 1
# of Stories: 1
Legal Description: OFFICIAL RECS 25 PG 72 PART OF LOT 19-21

Parking & Garage Information
# of Parking Spaces: 2

Lot Information
# of Buildings: 1
Land Sq. Ft: 10,071
Legal Lot Number: 19-21
Municipality Name: CASTRO VALLEY UNINCORP
Acres: 0.2312
Zoning Code: R1
County Use Description: SINGLE FAMILY RESIDENTIAL HOME

Utility Information
Sewer Type: Public
Water Service Type: Public

Financial

Assessor Information
Assessment Year: 2025

Public facts

Beds: 3
Baths: 4.0
Sq. Ft.: 3,146
Stories: 1.0
Lot Size: 10,071 square feet
Style: Single Family Residential
Year Built: 1941
Year Renovated: 1966
County: Alameda County
APN: 084D116800707

Home facts updated by county records on Jul 27, 2026

Around this home

Schools

Chabot Elementary School

Public K-5 • Assigned • 0.4mi

9/10

Creekside Middle School

Public 6-8 • Assigned • 1.7mi

10/10

Castro Valley High School

Public 9-12 • Assigned • 0.8mi

9/10

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...
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...
2 months ago • Castro Valley
Karan Kandel
Redfin agent
13 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 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

$1.69M – $2.05M

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Home values near 18775 Lamson Rd

Data from public records.

Address	Redfin Estimate
18701 Lamson Rd, Castro Valley, CA 5 Beds \| 3.5 Baths \| 3369 Sq. Ft.	$1,841,469
18917 Lamson Rd, Castro Valley, CA 5 Beds \| 4 Baths \| 5032 Sq. Ft.	$2,298,082

Address	Redfin Estimate
18814 Lamson Rd, Castro Valley, CA 3 Beds \| 3 Baths \| 2356 Sq. Ft.	$1,423,499
18837 Lamson Rd, Castro Valley, CA 4 Beds \| 3 Baths \| 3618 Sq. Ft.	$2,077,460

Address	Redfin Estimate
18829 Lamson Rd, Castro Valley, CA 2 Beds \| 1 Baths \| 1135 Sq. Ft.	$910,706
18724 Lamson Rd, Castro Valley, CA - Beds \| - Baths \| 4201 Sq. Ft.	$1,895,485

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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 18775 Lamson Rd

Tax history for 18775 Lamson 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 94546

Home values near 18775 Lamson Rd

More real estate resources