18790 Lamson Rd is a 2,995 square foot house on a 0.51 acre lot with 3 bedrooms and 3 bathrooms. Based on Redfin's Castro Valley data, we estimate the home's value is $1,719,676.
Single-familyProperty Type
1957Year Built
0.51 acresLot Size
$574Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,719,676
$79K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 36.9% higher than the average sale price ($1.26M) of 5 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$3,757 (+2.6%)
$101,013 + $150,666
$251,679
2024
$3,661 (+2.1%)
$101,013 + $150,666
$251,679
2023
$3,584 (+2.4%)
$99,033 + $147,712
$246,745
2022
$3,500 (+2.8%)
$95,188 + $141,977
$237,165
2021
$3,404 (+2.4%)
$95,188 + $141,977
$237,165
2020
$3,324 (−1.5%)
$93,321 + $139,193
$232,514
2019
$3,374 (+3.0%)
$92,365 + $137,766
$230,131
2018
$3,276 (+2.8%)
$90,554 + $135,066
$225,620
2017
$3,187 (+5.2%)
$87,038 + $129,822
$216,860
2016
$3,030 (+7.0%)
$87,038 + $129,822
$216,860
2015
$2,832 (+1.4%)
$85,331 + $127,277
$212,608
2014
$2,793 (−0.9%)
$82,403 + $122,909
$205,312
2013
$2,817 (+2.3%)
$82,403 + $122,909
$205,312
2012
$2,754 (+1.4%)
$82,031 + $122,355
$204,386
2011
$2,716 (+0.8%)
$80,423 + $119,956
$200,379
2010
$2,695 (−0.1%)
$78,846 + $117,604
$196,450
2009
$2,698 (+4.3%)
$78,257 + $116,725
$194,982
2008
$2,586
$78,443 + $117,003
$195,446
Tax history for 18790 Lamson Rd
Year
Property tax
Land + Additions
Assessment*
2025
$3,757 (+2.6%)
$101,013 + $150,666
$251,679
2024
$3,661 (+2.1%)
$101,013 + $150,666
$251,679
2023
$3,584 (+2.4%)
$99,033 + $147,712
$246,745
2022
$3,500 (+2.8%)
$95,188 + $141,977
$237,165
2021
$3,404 (+2.4%)
$95,188 + $141,977
$237,165
2020
$3,324 (−1.5%)
$93,321 + $139,193
$232,514
2019
$3,374 (+3.0%)
$92,365 + $137,766
$230,131
2018
$3,276 (+2.8%)
$90,554 + $135,066
$225,620
2017
$3,187 (+5.2%)
$87,038 + $129,822
$216,860
2016
$3,030 (+7.0%)
$87,038 + $129,822
$216,860
2015
$2,832 (+1.4%)
$85,331 + $127,277
$212,608
2014
$2,793 (−0.9%)
$82,403 + $122,909
$205,312
2013
$2,817 (+2.3%)
$82,403 + $122,909
$205,312
2012
$2,754 (+1.4%)
$82,031 + $122,355
$204,386
2011
$2,716 (+0.8%)
$80,423 + $119,956
$200,379
2010
$2,695 (−0.1%)
$78,846 + $117,604
$196,450
2009
$2,698 (+4.3%)
$78,257 + $116,725
$194,982
2008
$2,586
$78,443 + $117,003
$195,446
*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
R1
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 3, 2005 • Final
Building
Remodel the kitchen by installing new cabinets, countertops, and appliances, including a new gas line and a microwave with a hood. Remodel the master bathroom and hall bathroom. Upgrade the electrical service.
Bathroom
Electrical
Kitchen
Mar 3, 2005 • Final
Building
Construct a new detached pool house with a wet bar at the rear of the property. Perform voluntary reinforcement of the existing roof framing in the residence.
ADU
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: 9
Exterior
Exterior Information
Building Style Type: L-Shape
Construction Type: Wood
Building Construction Quality: Good
Pool Information
Has Pool
Property Information
Subdivision Name: VALLEY ORCHARDS
Living Sq. Ft: 2,995
Building Sq. Ft: 2,995
# of Units: 1
# of Stories: 1.5
Legal Description: MAP J3 691
Parking & Garage Information
Parking Type: Carport
Garage / Carport Type: Carport
Lot Information
# of Buildings: 1
Land Sq. Ft: 22,264
Legal Lot Number: 19
Municipality Name: CASTRO VALLEY UNINCORP
Acres: 0.5111
County Use Description: SINGLE FAMILY RESIDENTIAL HOME
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 3
Baths: 3.0
Sq. Ft.: 2,995
Stories: 1.5
Lot Size: 0.51 acres
Style: Single Family Residential
Year Built: 1957
Year Renovated: 1958
County: Alameda County
APN: 084D117501901
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 • 0.7mi
9/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
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