Alameda County » 20511 Anita Ave

20511 Anita Avenue, Castro Valley, CA 94546 Property Information

Q: How many residential units does this building have?

This building has 31 residential units and 0 commercial spaces.

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Address

Primary address	20511 Anita Avenue, Castro Valley
Zip code	94546
County	Alameda

Parcel ID	84A-131-9-2

Sales & Tax Overview for 20511 Anita Avenue, Castro Valley

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

Property tax	$11,038

Lot & Building Information for 20511 Anita Avenue, Castro Valley

Building sqft	16,822
Building class	Multiple Residential Building of 5 or More Units (7700)
Acreage	0.58
Units	31
Stories	2

Construction type	Wood/wood and steel frames
Elevator	Register

Zoning, Use & Area Overview

Walk Score

Transit Score

Bike Score

Zoning district	Register
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 20511 Anita Avenue, Castro Valley

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• Improvements for 20511 Anita Avenue, Castro Valley , including their type, square footage, grade and when they were built.

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About 20511 Anita Avenue, Castro Valley

How many square feet does 20511 Anita Avenue, Castro Valley, CA 94546 have?

This Multiple Residential Building of 5 or More Units (7700) located at 20511 Anita Avenue, Castro Valley, CA 94546 has a total of 16,822 square feet.

What is the assessed value of 20511 Anita Avenue, Castro Valley, CA 94546 and the property tax paid?

Assessed at $948,292, the tax amount paid for 20511 Anita Avenue, Castro Valley, CA 94546 is $11,038.

How many residential units does this building have?

This building has 31 residential unit(s).

Ownership Information

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Commercial Real Estate nearby

Real Estate Reports:

Lucian Alixandrescu, Jul 28, 2026 Brooklyn Emerges as NYC’s Coworking Growth Engine, Manhattan Rents Cross $100 in the Plaza District

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 20511 Anita Avenue, Castro Valley

Create a free account to view the complete sales history for 20511 Anita Avenue, 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 20511 Anita Avenue, Castro Valley

Data not available for this property.

Property Taxes for 20511 Anita Avenue, Castro Valley

Access detailed property tax data for 20511 Anita Avenue, Castro Valley, CA 94546. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year:	2025-2026
Property tax	$11,038

Market value	$948,292

More about Alameda County Property Taxes

Assessment History for 20511 Anita Avenue, Castro Valley

Here's the assessment & property tax history for 20511 Anita Avenue, 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	$948,292	1.164	$11,038	+0.51%
2024-2025	$931,433	1.1791	$10,983	-48.78%
2023-2024	$912,037	2.3508	$21,440	n/a

Permits for 20511 Anita Avenue, Castro Valley

The complete history of permits filed for 20511 Anita Avenue, 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

$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.

Demographics by Zip Code

Total population	44,855
Median age	41.7
Average household income	$161,274
Family households	74.3%
Occupied housing units	15,565

Owner occupied units	66.3%
Average number of people per household	2.84
Median year structure built	1960
Median value for units with a mortgage	$1,065,100
Median value for units without a mortgage	$995,000

Risk

Create a free account to unlock extended information for 20511 Anita Avenue, 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)	0.2 (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 20511 Anita Avenue, 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 20511 Anita Avenue, Castro Valley

Here are the neighbors for 20511 Anita Avenue, Castro Valley.

Address	Square feet	Purchase date	Purchase price
4628 Crow Canyon Pl, Castro Valley	6,285
20257 Anita Ave, Castro Valley	1,269
20042 Santa Maria Ave, Castro Valley	1,281	09/28/2023	$935,000
3791 Somerset Ave, Castro Valley	1,324
4632 Crow Canyon Rd, Castro Valley	5,150
3803 Somerset Ave, Castro Valley	2,473	10/09/2024	$1,530,000
4269 Heyer Ave, Castro Valley	1,798
19992 Santa Maria Ave, Castro Valley	1,250
4800 Crow Canyon Rd, Castro Valley		09/11/2025	$2,600,000
20133 Anita Ave, Castro Valley	1,269
20054 Santa Maria Ave, Castro Valley	1,484
20041 Anita Ave, Castro Valley	2,468	07/05/2024	$1,008,000
20023 Anita Ave, Castro Valley	1,822

Nearby ZIP Codes for 20511 Anita Avenue, Castro Valley

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Issued	Permit	Type	Status
02/13/2025