18721 Lamson Rd is a 2,504 square foot house on a 1.06 acre lot with 4 bedrooms and 3 bathrooms. Based on Redfin's Castro Valley data, we estimate the home's value is $1,746,734.
Single-familyProperty Type
1960Year Built
1.06 acresLot Size
$698Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,746,734
$16K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 22.3% higher than the average sale price ($1.43M) 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
$18,240 (+2.2%)
$443,700 + $1,035,300
$1,479,000
2024
$17,850 (+432.5%)
$443,700 + $1,035,300
$1,479,000
2023
$3,352 (+2.5%)
$435,000 + $1,015,000
$1,450,000
2022
$3,271 (+2.8%)
$85,713 + $132,220
$217,933
2021
$3,181 (+2.4%)
$85,713 + $132,220
$217,933
2020
$3,106 (−1.4%)
$84,032 + $129,628
$213,660
2019
$3,151 (+3.0%)
$83,171 + $128,299
$211,470
2018
$3,060 (+2.8%)
$81,540 + $125,784
$207,324
2017
$2,976 (+5.2%)
$78,374 + $120,900
$199,274
2016
$2,830 (+7.0%)
$78,374 + $120,900
$199,274
2015
$2,645 (+2.0%)
$76,837 + $118,529
$195,366
2014
$2,592 (+1.5%)
$74,201 + $114,462
$188,663
2013
$2,554 (+2.4%)
$74,201 + $114,462
$188,663
2012
$2,494 (+1.5%)
$73,866 + $113,946
$187,812
2011
$2,457 (+0.8%)
$72,417 + $111,711
$184,128
2010
$2,437
$70,998 + $109,521
$180,519
2009
$2,438 (+4.6%)
$70,467 + $108,703
$179,170
2008
$2,331
$70,635 + $108,962
$179,597
Tax history for 18721 Lamson Rd
Year
Property tax
Land + Additions
Assessment*
2025
$18,240 (+2.2%)
$443,700 + $1,035,300
$1,479,000
2024
$17,850 (+432.5%)
$443,700 + $1,035,300
$1,479,000
2023
$3,352 (+2.5%)
$435,000 + $1,015,000
$1,450,000
2022
$3,271 (+2.8%)
$85,713 + $132,220
$217,933
2021
$3,181 (+2.4%)
$85,713 + $132,220
$217,933
2020
$3,106 (−1.4%)
$84,032 + $129,628
$213,660
2019
$3,151 (+3.0%)
$83,171 + $128,299
$211,470
2018
$3,060 (+2.8%)
$81,540 + $125,784
$207,324
2017
$2,976 (+5.2%)
$78,374 + $120,900
$199,274
2016
$2,830 (+7.0%)
$78,374 + $120,900
$199,274
2015
$2,645 (+2.0%)
$76,837 + $118,529
$195,366
2014
$2,592 (+1.5%)
$74,201 + $114,462
$188,663
2013
$2,554 (+2.4%)
$74,201 + $114,462
$188,663
2012
$2,494 (+1.5%)
$73,866 + $113,946
$187,812
2011
$2,457 (+0.8%)
$72,417 + $111,711
$184,128
2010
$2,437
$70,998 + $109,521
$180,519
2009
$2,438 (+4.6%)
$70,467 + $108,703
$179,170
2008
$2,331
$70,635 + $108,962
$179,597
*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
Apr 17, 2026 • Active
Building
Bathroom
Kitchen
Remodel
Jun 27, 2000 • Final
Building
Work on a roof.
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
Interior
Room Information
# of Rooms: 7
Exterior
Exterior Information
Building Style Type: L-Shape
Construction Type: Wood
Building Construction Quality: Good
Property Information
Subdivision Name: CASTRO VLY ORCHARDS
Living Sq. Ft: 2,504
Building Sq. Ft: 2,504
# of Units: 1
# of Stories: 1
Lot Information
# of Buildings: 1
Land Sq. Ft: 46,340
Legal Lot Number: 21,23
Municipality Name: CASTRO VALLEY UNINCORP
Acres: 1.0638
County Use Description: SINGLE FAMILY RESIDENTIAL HOME
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 2,504
Stories: 1.0
Lot Size: 1.06 acres
Style: Single Family Residential
Year Built: 1960
Year Renovated: 1961
County: Alameda County
APN: 084D116800500
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 • 1.8mi
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
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