3987 Westbury Rd is a 1,242 square foot house on a 6,018 square foot lot with 3 bedrooms and 3 bathrooms. - it last sold on May 20, 2016 for $717,500. Based on Redfin's Castro Valley data, we estimate the home's value is $1,193,987.
Single-familyProperty Type
1956Year Built
6,018 sq ftLot Size
$961Est. Price/Sq.Ft.
2 car garageParking
Source:Public Records
Redfin Estimate
$1,193,987
$476K since sold in May 2016$27K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 4.8% lower than the average sale price ($1.25M) of 6 comparable homes.
bridgeMLS, Bay East AOR, or Contra Costa AOR #40028417
Jul 26, 2004
Listing Removed
—
Public Records
Mar 11, 1985
Sold
$135,000
$109/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$10,809 (+2.3%)
$259,901 + $606,436
$866,337
2024
$10,570 (+1.6%)
$254,806 + $594,548
$849,354
2023
$10,403 (+1.9%)
$249,810 + $582,891
$832,701
2022
$10,206 (+2.6%)
$240,111 + $560,259
$800,370
2021
$9,946 (+2.3%)
$240,111 + $560,259
$800,370
2020
$9,719 (−1.8%)
$235,403 + $549,275
$784,678
2019
$9,899 (+2.9%)
$232,990 + $543,645
$776,635
2018
$9,619 (+2.7%)
$228,423 + $532,987
$761,410
2017
$9,367 (+15.1%)
$219,555 + $512,295
$731,850
2016
$8,139 (+16.7%)
$219,555 + $512,295
$731,850
2015
$6,972 (+7.2%)
$187,212 + $436,830
$624,042
2014
$6,503 (+18.1%)
$159,300 + $371,700
$531,000
2013
$5,505 (+6.6%)
$159,300 + $371,700
$531,000
2012
$5,165 (−3.6%)
$133,200 + $310,800
$444,000
2011
$5,358
$124,500 + $290,500
$415,000
2010
$5,357 (−7.6%)
$129,000 + $301,000
$430,000
2009
$5,800 (−9.7%)
$129,000 + $301,000
$430,000
2008
$6,423
$140,400 + $327,600
$468,000
Tax history for 3987 Westbury Rd
Year
Property tax
Land + Additions
Assessment*
2025
$10,809 (+2.3%)
$259,901 + $606,436
$866,337
2024
$10,570 (+1.6%)
$254,806 + $594,548
$849,354
2023
$10,403 (+1.9%)
$249,810 + $582,891
$832,701
2022
$10,206 (+2.6%)
$240,111 + $560,259
$800,370
2021
$9,946 (+2.3%)
$240,111 + $560,259
$800,370
2020
$9,719 (−1.8%)
$235,403 + $549,275
$784,678
2019
$9,899 (+2.9%)
$232,990 + $543,645
$776,635
2018
$9,619 (+2.7%)
$228,423 + $532,987
$761,410
2017
$9,367 (+15.1%)
$219,555 + $512,295
$731,850
2016
$8,139 (+16.7%)
$219,555 + $512,295
$731,850
2015
$6,972 (+7.2%)
$187,212 + $436,830
$624,042
2014
$6,503 (+18.1%)
$159,300 + $371,700
$531,000
2013
$5,505 (+6.6%)
$159,300 + $371,700
$531,000
2012
$5,165 (−3.6%)
$133,200 + $310,800
$444,000
2011
$5,358
$124,500 + $290,500
$415,000
2010
$5,357 (−7.6%)
$129,000 + $301,000
$430,000
2009
$5,800 (−9.7%)
$129,000 + $301,000
$430,000
2008
$6,423
$140,400 + $327,600
$468,000
*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 4, 2014 • Final
Building
Remodel the kitchen and dining room. Install new sheetrock, cabinets, and countertops. Perform electrical work.
Kitchen
Remodel
Nov 17, 2006 • Final
Building
Tear off the existing roofing and install new sheathing and composition shingles.
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
Basement Information
Basement Finish: Partially Finished
Heating & Cooling
Heating Type: Forced Air
Fireplace Information
# of Fireplaces: 2
Has Fireplace
Room Information
# of Rooms: 5
Exterior
Exterior Information
Physical Condition: Good
Building Style Type: L-Shape
Construction Type: Wood
Building Construction Quality: Average
Exterior Wall: Stucco
Building Type: Detached
Property Information
Living Sq. Ft: 1,242
Building Sq. Ft: 1,242
# of Units: 1
# of Stories: 1
Parking & Garage Information
# of Parking Spaces: 2
Lot Information
# of Buildings: 1
Land Sq. Ft: 6,018
Legal Lot Number: 1
Legal Block Number: 2
Municipality Name: CASTRO VALLEY UNINCORP
Acres: 0.1382
County Use Description: SINGLE FAMILY RESIDENTIAL HOME
Utility Information
Sewer Type: Public
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 3.0
Sq. Ft.: 1,242
Stories: 1.0
Lot Size: 6,018 square feet
Style: Single Family Residential
Year Built: 1956
Year Renovated: 1957
County: Alameda County
APN: 084D134204900
Home facts updated by county records on Sep 17, 2026
Around this home
Schools
K - 12
Preschool & daycare
Chabot Elementary School
Public K-5 • Assigned • 0.5mi
9/10
Creekside Middle School
Public 6-8 • Assigned • 1.3mi
10/10
Castro Valley High School
Public 9-12 • Assigned • 0.4mi
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.
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...