Exceptional Upper Valley residence offering over 2,100 sq. ft. of light-filled living space in one of Castro Valley’s most sought-after neighborhoods. This beautifully appointed 4-bedroom, 2.5-bath home features a wood burning fireplace in the family room, open floor plan with all bedrooms on the main level and hardwood flooring throughout, with tons of natural light. Designed for both functional living and entertaining, the open-concept kitchen showcases slab granite countertops, solid oak cabinetry, and seamless flow into expansive living areas. The east-facing orientation fills the home with natural light, creating a warm, inviting ambiance. A versatile downstairs bonus room provides ideal space for a secondary living area, home office, or media room. Additional highlights include a 2-car garage, spacious basement storage, extended driveway, and rare side yard parking for multiple vehicles. Ideally located near historic downtown Castro Valley, with easy access to shops, dining, Lake Chabot, Eden Medical Center, and Hwy 580. Located within highly rated Castro Valley High and Proctor Elementary Schools, both within walking distance. This home will definitely win your heart!
Single-familyProperty Type
1958Year Built
7,546 sq ftLot Size
$681Price/Sq.Ft.
2 car garageParking
Listed by Romar De Claro•DRE #01341138• Coldwell Banker Realty
Bought with Ye Xue•DRE #01908881• Bay Home Investments & Loans Inc
Est. $4,269 per month, based on comparable rentals
Sale and tax history for 17939 Lamson Rd
Sale History
Tax History
Date
Event
Price
bridgeMLS, Bay East AOR, or Contra Costa AOR #41131701
May 18, 2026
Sold
$1,438,000
$681/sq ft
Apr 27, 2026
Pending
—
Apr 23, 2026
Listed
$1,428,888
$676/sq ft
Public Records
Aug 16, 1985
Sold
$167,500
$79/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$5,807 (+2.4%)
$160,315 + $265,096
$425,411
2024
$5,669 (+1.9%)
$160,315 + $265,096
$425,411
2023
$5,566 (+2.2%)
$157,172 + $259,899
$417,071
2022
$5,449 (+2.7%)
$151,069 + $249,808
$400,877
2021
$5,305 (+2.4%)
$151,069 + $249,808
$400,877
2020
$5,182 (−1.7%)
$148,108 + $244,911
$393,019
2019
$5,270 (+2.9%)
$146,590 + $242,401
$388,991
2018
$5,119 (+2.7%)
$143,716 + $237,649
$381,365
2017
$4,983 (+5.1%)
$138,137 + $228,423
$366,560
2016
$4,740 (+7.0%)
$138,137 + $228,423
$366,560
2015
$4,430 (+1.5%)
$135,428 + $223,944
$359,372
2014
$4,364 (+1.0%)
$130,782 + $216,261
$347,043
2013
$4,321 (+2.2%)
$130,782 + $216,261
$347,043
2012
$4,229 (+25.9%)
$130,191 + $215,284
$345,475
2011
$3,360 (+0.8%)
$127,639 + $211,064
$338,703
2010
$3,334 (−0.2%)
$116,383 + $143,976
$260,359
2009
$3,341 (+4.0%)
$115,514 + $142,901
$258,415
2008
$3,213
$115,788 + $143,241
$259,029
Public record
Public record
Zoning
Beds
4
Baths
3
Stories
1
Lot width
—
Lot depth
—
Lot size
7,546 Sq. Ft.
Year renovated
1959
Sq. Ft.
2,113
Year built
1958
Style
Single Family Residential
County
Alameda County
APN
084D120500400
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Jul 27, 2026.
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
Property details
Parking
Parking Information
Garage Spaces: 2
Covered Spaces: 2
Parking Features: Attached, Int Access From Garage, Parking Spaces, Parking Lot, Garage Door Opener
Exterior Features: Back Yard, Front Yard, Terraced Down, Terraced Up
Fencing: Fenced
Roof: Shingle
Property Information
Living Area: 2113
Living Area Units: Square Feet
Property Type: Residential
Property Sub Type: Single Family Residence
Year Built: 1958
Lot Information
Lot Size Square Feet: 7546
Lot Size Area: 0.17
Lot Size Units: Acres
Lot Size Acres: 0.17
Lot Features: Sloped Up, Back Yard, Front Yard
Utilities
Utility Information
Water Source: Public
Heating & Cooling
Has Heating
Heating: Forced Air
Cooling: No Air Conditioning
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 2,113
Stories: 1.0
Lot Size: 7,546 square feet
Style: Single Family Residential
Year Built: 1958
Year Renovated: 1959
County: Alameda County
APN: 084D120500400
Home facts updated by county records on Jul 27, 2026
Around this home
Schools
Proctor Elementary School
Public K-5 • Assigned • 0.3mi
9/10
Creekside Middle School
Public 6-8 • Assigned • 1.6mi
10/10
Castro Valley High School
Public 9-12 • Assigned • 0.8mi
9/10
Provided by GreatSchools
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!
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...
Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2026. This data may not match public records. Learn more.