Alameda County » 4000 E Castro Valley Blvd

4000 East Castro Valley Boulevard, Castro Valley, CA 94552 Property Information

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Address

Primary address	4000 East Castro Valley Boulevard, Castro Valley
Zip code	94552
County	Alameda

Parcel ID	85-5450-11

Sales & Tax Overview for 4000 East Castro Valley Boulevard, Castro Valley

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

Current property tax	$1,545

Lot & Building Information for 4000 East Castro Valley Boulevard, Castro Valley

Building sqft	26,020
Total sqft	26,020
Building class	Church (6600)
Acreage	5.27
Buildings on lot	3
Units	1
Year built	1970
Stories	1

Construction type	Exterior walls - noncombustible material Interior/roof - combustible materials Floor - concrete/wood frames
Elevator	Register
Parking	Register

Zoning, Use & Area Overview

Walk Score

Transit Score

Bike Score

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 4000 East Castro Valley Boulevard, Castro Valley

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• Improvements for 4000 East Castro Valley Boulevard, Castro Valley , including their type, square footage, grade and when they were built.

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About 4000 East Castro Valley Boulevard, Castro Valley

What is the year built & the total sq. ft. for 4000 East Castro Valley Boulevard, Castro Valley, CA 94552?

4000 East Castro Valley Boulevard, Castro Valley, CA 94552 was built in 1970 and has a total of 26,020 square feet.

What is the assessed value of 4000 East Castro Valley Boulevard, Castro Valley, CA 94552 and the property tax paid?

Assessed at $2,161,953, the tax amount paid for 4000 East Castro Valley Boulevard, Castro Valley, CA 94552 is $25,165.

Ownership Information

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Commercial Real Estate nearby

Real Estate Reports:

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New York City’s office market continued to lead the U.S. in Q2, but internal shifts were most visible in the flex office market. Brooklyn’s coworking inventory grew 6.2% Q-o-Q even as Manhattan’s supply retreated. At the same time, Brooklyn’s asking rents for traditional office leases climbed more than twice as fast as the national average.

Eliza Theiss, Jul 22, 2026 Prices Rise in 32 of NYC’s Leading Neighborhoods as City and Manhattan Hit Record Highs

Q2 2026 saw NYC and Manhattan reach historic highs, with Brooklyn and Queens marking close to new records as well. Meanwhile, Hudson Yards remained at the top, Central Midtown posted its highest price ever and Carroll Gardens marked its third consecutive quarter over $2 million

Laura Pop-Badiu, Jul 15, 2026 How to Find Property Owners — The Complete Guide

For real estate professionals looking for the best ways to find property owners — whether through free methods based on public sources or paid tools with verified, in-depth data — this comprehensive guide breaks down every step of the due diligence process.

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Past Sales & Property History for 4000 East Castro Valley Boulevard, Castro Valley

Create a free account to view the complete sales history for 4000 East Castro Valley Boulevard, Castro Valley, including title documents, transfer conditions, mortgages and liens.

No recorded sales for this property.

More about Alameda County Property Records

Title Documents for 4000 East Castro Valley Boulevard, Castro Valley

Data not available for this property.

Property Taxes for 4000 East Castro Valley Boulevard, Castro Valley

Access detailed property tax data for 4000 East Castro Valley Boulevard, Castro Valley, CA 94552. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year:	2025-2026
Base tax	$25,165
Current property tax	$1,545

Market value	$2,161,953

More about Alameda County Property Taxes

Assessment History for 4000 East Castro Valley Boulevard, Castro Valley

Here's the assessment & property tax history for 4000 East Castro Valley Boulevard, 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	$2,161,953	1.164	$25,165	+0.32%
2024-2025	$2,127,477	1.1791	$25,085	-48.95%
2023-2024	$2,090,255	2.3508	$49,138	+103.94%
2022-2023	$2,023,337	1.1908	$24,094	+2.43%
2021-2022	$1,985,293	1.1848	$23,522	+1.56%

Permits for 4000 East Castro Valley Boulevard, Castro Valley

The complete history of permits filed for 4000 East Castro Valley Boulevard, 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.

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Castro Valley residential market stats

Median Sale Price

$1,013,750

-2.9% YoY

Median Price/Sqft

$619

-9.8% YoY

Alameda County Median Sale Price

$955,000

-6.4% 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.

Demographics by Zip Code

Total population	14,506
Median age	48.9
Average household income	$225,929
Family households	83.9%
Occupied housing units	5,021

Owner occupied units	93.2%
People per household (average)	2.87
Median year structure built	1988
Median value for units with a mortgage	$1,492,900
Median value for units without a mortgage	$1,198,700

Risk

Create a free account to unlock extended information for 4000 East Castro Valley Boulevard, 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	Register
Landslides and liquefaction map	Register

Transportation

Access the detailed traffic volume map for 4000 East Castro Valley Boulevard, 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

Neighbors for 4000 East Castro Valley Boulevard, Castro Valley

Here are the neighbors for 4000 East Castro Valley Boulevard, Castro Valley.

Address	Square feet	Purchase date	Purchase price
21949 Pheasant Woods Dr, Castro Valley	2,566	12/27/1996	$295,000
21600 Pheasant Woods Dr, Castro Valley	1,880	03/26/2020
4048 Pergola CT, Castro Valley	2,320	05/05/2021
21138 Timco Way, Castro Valley	1,652	04/23/1998	$253,000
21700 Pheasant Woods Dr, Castro Valley	2,566	12/23/2003
4627 Crow Canyon Rd, Castro Valley	1,776	06/03/2021
4092 E Castro Valley Blvd, Castro Valley	2,354	10/04/2023
21800 Pheasant Woods Dr, Castro Valley	2,566	01/12/2009	$650,000
22000 Pheasant Woods Dr, Castro Valley	2,594	12/21/1998
4663 Crow Canyon Rd, Castro Valley	1,970	04/10/2020
5042 Jensen Rd, Castro Valley	2,084	01/19/2021
4635 Crow Canyon Rd, Castro Valley	2,310	09/28/2022
4667 Crow Canyon Rd, Castro Valley	2,203	11/29/2021
21896 Independent SCH Rd, Castro Valley	2,011	03/18/2025
5076 Jensen Rd, Castro Valley	1,754	08/31/2022	$1,095,000
4665 Crow Canyon Rd, Castro Valley	1,623	12/02/1993	$200,000
3928 E Castro Valley Blvd, Castro Valley	13,426	05/21/2026
21900 Pheasant Woods Dr, Castro Valley	3,416	08/23/2006
21603 Independent SCH Rd, Castro Valley	5,980	07/12/2019
21112 Timco Way, Castro Valley	1,723	06/19/2014

Nearby ZIP Codes for 4000 East Castro Valley Boulevard, Castro Valley

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Issued	Permit	Type	Status
08/18/2022