Alameda County  »  3973 Westbury Rd

3973 Westbury Road, Castro Valley, CA 94546 Property Information

3973 Westbury Road, Castro Valley, CA 94546 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
Unlock this property report with a free account.

Access up-to-date information from property owner names to sales history, tax info, title documents, mortgages, development, maps, permits and more.
Sign Up Now
Research 100M+ property records powered by:
  • 2000+ governmental and public data sources
  • 80 dedicated analysts and researchers
  • 20+ years of real estate experience
Learn More

Photo & Map Show Hide

3973 Westbury Road, Castro Valley, CA 94546
static Mapbox map

Address

Primary address 3973 Westbury Road, Castro Valley
Zip code 94546
County Alameda
Parcel ID 84D-1342-55-2

Sales & Tax Overview for 3973 Westbury Road, Castro Valley

View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.

Sale date 06/22/2005
Sale price $680,000
Arm's length
Current property tax $11,014

Lot & Building Information for 3973 Westbury Road, Castro Valley

Building sqft 2,024
Building class Single Family Residential Homes Used as Such (1100)
Acreage 0.16
Units 1
Year built 1973
Stories 1
Bedrooms 3
Bathrooms 2
Unlock this property report with a free account.

Access up-to-date information from property owner names to sales history, tax info, title documents, mortgages, development, maps, permits and more.
Sign Up Now

Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district Single Family Residential (R1-CSU-RV)
School district Castro Vly Unif SCH

View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.

Other Property Data for 3973 Westbury Road, Castro Valley

Property reports include comprehensive occupancy, improvement and development information (where available).
Create a free account to access valuable data points such as:

  • • Improvements for 3973 Westbury Road, Castro Valley , including their type, square footage, grade and when they were built.
  • Development maps such as planimetric, zoning, land use and urban landscape maps (building age and stories).
Unlock all property data with a free account.
Sign up

About 3973 Westbury Road, Castro Valley

What is the year built & the total sq. ft. for 3973 Westbury Road, Castro Valley, CA 94546?

3973 Westbury Road, Castro Valley, CA 94546 was built in 1973 and has a total of 2,024 square feet.

What is the assessed value of 3973 Westbury Road, Castro Valley, CA 94546 and the property tax paid?

Assessed at $953,238, the tax amount paid for 3973 Westbury Road, Castro Valley, CA 94546 is $11,095.

When was 3973 Westbury Road, Castro Valley, CA 94546 last sold?

3973 Westbury Road, Castro Valley, CA 94546 was last sold in 02/06/2024.

Ownership Information

View detailed property contacts like owners, building management, representatives from permits and tenants with a free account.

Real Estate Reports:
Laura Pop-Badiu, May 07, 2026 Locked-In Owners, Mobile Renters: Homeowners Stay Put as Renters Move 3.7x More Across Largest U.S. Cities 
Renters became the primary drivers of long-distance mobility across the largest U.S. cities, moving 3.7 times more than owners in 2024, as high mortgage rates and housing costs kept many homeowners in place.
Eliza Theiss, Apr 23, 2026 $4.6M Hudson Yards Maintains Top Spot, Luxury Sales in Malba Set $2.5M Price Record for Queens
Despite prices declining, Hudson Yards remained the most expensive NYC neighborhood, but TriBeCa’s growth closed the gap to under $400,000, while Malba set a new historic price record for Queens at $2.5 million, securing the highest ranking ever for the borough at #5.
Eliza Theiss, Apr 15, 2026 2026 Q1 Foreclosure Report: Brooklyn Filings Fall Sharply, Bronx & Staten Island Hit New Peaks
Behind a deceptively mild citywide downtick, borough foreclosure markets pulled into significantly diverging paths as Brooklyn cases were nearly halved and the Bronx hit a new, record high. Meanwhile, Queens remained unchanged, Staten Island surged back up and Manhattan cooled slowly.
Research 100M+ property records powered by:
  • 2000+ governmental and public data sources
  • 80 dedicated analysts and researchers
  • 20+ years of real estate experience
Learn More

Past Sales & Property History for 3973 Westbury Road, Castro Valley

Create a free account to view the complete sales history for 3973 Westbury Road, Castro Valley, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
06/22/2005 $680,000

Title Documents for 3973 Westbury Road, Castro Valley

To view the complete history of deeds, mortgages, assignments of leases and rents, and more, sign up for free. Available data goes back to 1966.

Date Type Amount Party 1 Party 2 Maturity Document Doc image
08/15/2024 Deed of trust 06/01/2039
02/06/2024 Quitclaim Deed
02/08/2021 Deed of trust 02/01/2041
12/07/2020 Deed of trust 12/01/2050
12/07/2020 Subordination (deed of trust)
03/20/2017 Deed of Trust 04/01/2032
04/05/2016 Deed of Trust 04/01/2046
06/22/2005 Deed
05/10/1996 Deed
Unlock title documents, including buyer and seller information (when available).
Sign up

R: Recorded date
D: Document date

Property Taxes for 3973 Westbury Road, Castro Valley

Access detailed property tax data for 3973 Westbury Road, Castro Valley, CA 94546. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Base tax $11,096
Current property tax $11,014
Market value $953,238

Assessment History for 3973 Westbury Road, Castro Valley

Here's the assessment & property tax history for 3973 Westbury Road, Castro Valley, including the evolution of the total tax rate and corresponding property tax.

Year Assessment value Total tax rate Property tax Year over year change
2025-2026 $953,238 1.164 $11,096 +0.69%
2024-2025 $934,552 1.1791 $11,019 -48.84%
2023-2024 $916,230 2.3508 $21,539 +101.36%
2022-2023 $898,270 1.1908 $10,697 +2.52%
2021-2022 $880,659 1.1848 $10,434 +2.29%

Permits for 3973 Westbury Road, Castro Valley

The complete history of permits filed for 3973 Westbury Road, Castro Valley, including new construction or demolition permits, plus any work pertaining to plumbing, heating and sprinkler systems is available with a free account. Available data goes back to 1990.

Issued Permit Type Status
06/21/2017
04/25/2017
       
Unlock the permit history for 3973 Westbury Road, Castro Valley with a free account.
Sign up

Castro Valley residential market stats

Median Sale Price
$989,000
-8.4% YoY
Median Price/Sqft
$669
3.4% YoY
Alameda County Median Sale Price
$965,000
-7.1% YoY

Access a detailed real estate market overview of Castro Valley so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in Castro Valley and compare it to other neighborhoods in Alameda County.

Check out recently sold homes in Castro-Valley and see how their prices compare.

Risk

Create a free account to unlock extended information for 3973 Westbury Road, Castro Valley, including whether it's located in FEMA flood zones, floodways or special flood hazard areas, as well as the Coastal barriers resources system area (COBRA).

FEMA flood zone(s) X (See more on map)
Fire hazard zone See more on map
Faults and tsunami inundation zone map
Landslides and liquefaction map

Transportation

Access the detailed traffic volume map for 3973 Westbury Road, Castro Valley to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

View daily traffic map

Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance to school (mi)
Redwood Christian Schools NR Private K-12 706 0.42
Redwood Christian Elementary School NR Private K-5 282 0.46
Chabot Elementary School 8 Public K-5 470 0.47
Alma Preschool NR Public 52 0.49
Anchor Education, Inc. NR Private 3-12 18 0.49

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
Redwood Christian Schools NR Private K-12 706 0.42
Alma Preschool NR Public 52 0.49
Anchor Education, Inc. NR Private 3-12 18 0.49
Sterling West San Francisco Campus NR Private 3-11 27 0.51
Anchor Education, Inc. School NR Private 3-12 0 0.52

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Castro Valley High School 9 Public 9-12 2,799 0.28
Redwood Christian Schools NR Private K-12 706 0.42
Alma Preschool NR Public 52 0.49
Anchor Education, Inc. NR Private 3-12 18 0.49
Sterling West San Francisco Campus NR Private 3-11 27 0.51

Data provided by GreatSchools.org © 2025. All rights reserved.

Neighbors for 3973 Westbury Road, Castro Valley

Here are the neighbors for 3973 Westbury Road, Castro Valley.

Address Square feet Purchase date Purchase price
18954 Vaughn Ave, Castro Valley 1,760 06/02/2003
3840 Wilson Ave, Castro Valley 3,467 03/10/2010 $655,000
18977 Thornbury Ave, Castro Valley 1,383 12/29/2025
18970 Vaughn Ave, Castro Valley 1,324
3824 Wilson Ave, Castro Valley 1,386 08/11/2025 $975,000
18975 Vaughn Ave, Castro Valley 1,676 08/19/2019 $875,000
3810 Wilson Ave, Castro Valley 1,916 03/31/1994
4038 Milton Ave, Castro Valley 1,400 04/28/2022 $1,300,000
3982 Westbury Rd, Castro Valley 1,868 03/28/2008
4005 Milton Ave, Castro Valley 2,054 05/23/2024
3864 Wilson Ave, Castro Valley 1,194 02/18/2026 $1,150,000
3816 Wilson Ave, Castro Valley 1,022 05/09/2022 $990,000
3812 Wilson Ave, Castro Valley 1,320 09/10/2012
19102 Parsons Ave, Castro Valley 1,805 07/23/1997
18938 Parsons Ave, Castro Valley 1,204
3979 Westbury Rd, Castro Valley 1,932 12/01/2022
4023 Milton Ave, Castro Valley 1,456 05/29/2009 $460,000
4022 Milton Ave, Castro Valley 1,400 06/25/2015
18983 Vaughn Ave, Castro Valley 1,706 01/29/2013 $555,000
4006 Milton Ave, Castro Valley 1,276 07/28/1999 $250,000

Nearby ZIP Codes for 3973 Westbury Road, Castro Valley

Not sure if we cover all the data-points you need? View sample full report View sample full report