Alameda County  »  94546  »  Rizzo Ave  »  21318 Rizzo Ave

21318 Rizzo Avenue, Castro Valley, CA 94546 - Property report

Also known as: 21318 Rizzo Ave

Property image for 21318 Rizzo Avenue, Castro Valley, CA 94546
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Property type

Single Family Residential Homes Used as Such (1100)

Year built

1947

Acreage

1.38

Sale price

$357,000

General Information

Address
Primary address
21318 Rizzo Ave
Castro Valley, CA 94546
Zip code
94546
County
Alameda
Parcel ID
415-60-49

Owner

Find out who owns 21318 Rizzo Avenue, Castro Valley, CA 94546. Uncover corporate and individual owners with a free account.

Sales
Sale date
02/26/2010
Sale price
$357,000
Arm's length
Tax
Tax year
2026-2027
Base tax
$5,510
Current property tax
$5,428
Tax per sq. ft.
$3
Building
Property type
Single Family Residential Homes Used as Such
Building sq. ft.
1,828
Stories
10
Year built
1947
Building material
Wood/wood and steel frames
Last altered
1952
Rooms
8
Elevator
Bedrooms
3
Bathrooms
10
Lot
Acreage
1.38
Zoning & use
Zoning
Single Family Residential (R1-CSU-RV)
Units
1

Area overview

Walk score
53 /100.  Somewhat Walkable
Transit score
43 /100.  Some Transit
Bike score
65 /100.  Bikeable
School district
HAYWARD UNIF SCH
Ownership

Ownership information for 21318 Rizzo Avenue, Castro Valley, CA

Property owner name
Registered owner
Source
Deed
Owner contact information
Phone number
Owner address
Documents

Sales history for 21318 Rizzo Avenue, Castro Valley, CA 94546

Sale date Sale price Buyer name Seller name
02/26/2010 $357,000 XX, XXXX XXXX XX XXXXXXX XX
11/12/2009 $399,000 XXXX XX XXXXXXX XX XXXXX XXXXXXXX XXXXXXXX
09/20/2000 $277,000 XXXXXX, XXXXX XX XXXX XXXXXX, XXXXX

*Most recent sales on record for this property.

More about Alameda County property records.

Title documents

Date Type Amount Party 1 Party 2
02/26/2010 Deed XXXX XX XXXXXXX XX XX, XXXX
11/12/2009 Deed XXXXX XXXXXXXX XXXXXXXX XXXX XX XXXXXXX XX
02/06/2006 Deed XXXXXX, XXXXXX XXXXXX, XXXXX XX
11/20/2001 Deed XXXXXX, XXXXX XXXXXX, XXXXX & XXXXXX
09/20/2000 Deed XXXXXX, XXXXX XXXXXX, XXXXX XX XXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 21318 Rizzo Avenue, Castro Valley, CA

Property tax data includes tax amount, market value and assessed value, exemptions, abatements and assessment history.

Current property tax
Tax year
2026-2027
Base tax
$5,510
Current property tax
$5,428
Tax per sq. ft.
$3
Recent tax assessments
Market value
$470,004
Land value
$141,001
Building value
$329,003

More about Alameda County Property Taxes

Assessment history

See the assessment and property tax history, including the evolution of the total tax rate and corresponding property tax amount.

Tax year Assessed value Tax rate Property tax Y-o-Y change
2025-2026 $460,790 1.1724 $5,402 +0.98%
2024-2025 $451,757 1.1842 $5,350 -22.76%
2023-2024 $442,900 1.5638 $6,926 +34.17%
2022-2023 $434,218 1.1888 $5,162 +0.82%
2021-2022 $425,707 1.2028 $5,120 +1.16%
2020-2021 $421,344 1.2012 $5,061 -0.87%
2019-2020 $413,084 1.236 $5,106 +6.95%
2018-2019 $404,987 1.1788 $4,774 +2.50%
2017-2018 $397,047 1.173 $4,657 +5.58%
2016-2017 $389,264 1.1332 $4,411 +2.16%
Permits

Permit information for 21318 Rizzo Avenue, Castro Valley, CA

No recently recorded permits for this property.

Neighborhood

Castro Valley residential market stats

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.

Median sale price

$1,013,750

-2.9% Y-o-Y

Median price/sq. ft.

$619

-9.8% Y-o-Y

Alameda county median sale price

$955,000

-6.4% Y-o-Y

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

Risk

Create a free account to unlock expanded risk information, such as crime incidents in the area, tsunami and landslides risks, or its location relative to FEMA flood zones and the Coastal Barriers Resources System Area (COBRA).

FEMA flood zones

FEMA flood zones
X
Landslides and liquefaction map

Fire hazard zones

Faults and tsunami inundation zones map

Transportation

Daily traffic map
View daily traffic map

Access the detailed traffic volume map for 21318 Rizzo Avenue, Castro Valley, CA 94546 to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance (miles)
The Montessori Giving Tree NR Private K-6 12 0.39
Strobridge Elementary School NR Public K-6 362 0.40
Castro Valley Elementary School 6 Public K-5 472 0.57
Crossroads Christian Elementary School NR Private K-6 0 0.62
Vita Academy NR Private 1-6 0 0.62
Special Education-Preschool-Laurel NR Public 1 0.65
Our Lady Of Grace School NR Private K-8 218 0.73
Liber Community School NR Private 4-12 0 0.87
Stanton Elementary School 6 Public K-5 492 0.99
Marshall Elementary School 9 Public K-5 491 1.03
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
Special Education-Preschool-Laurel NR Public 1 0.65
Our Lady Of Grace School NR Private K-8 218 0.73
Liber Community School NR Private 4-12 0 0.87
Stellar Preparatory High School NR Private 9 0 1.05
Faith Ringgold School of Arts and Science 1 Public K-8 111 1.09
Anchor Education, Inc. NR Private 3-12 18 1.16
Anchor Education, Inc. School NR Private 3-12 0 1.16
Creekside Middle School 8 Public 6-8 760 1.31
Knowledge Enlightens You (Key) Academy 5 Charter K-8 614 1.35
Alma Preschool NR Public 52 1.36
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Special Education-Preschool-Laurel NR Public 1 0.65
Liber Community School NR Private 4-12 0 0.87
Stellar Preparatory High School NR Private 9 0 1.05
Castro Valley High School 9 Public 9-12 2,799 1.07
Anchor Education, Inc. NR Private 3-12 18 1.16
Anchor Education, Inc. School NR Private 3-12 0 1.16
Sterling West San Francisco Campus NR Private 3-11 27 1.16
Alma Preschool NR Public 52 1.36
Castro Valley Adult And Career Education NR Public 0 1.36
Hayward Adult NR Public 0 1.51

Data provided by GreatSchools.org © 2026. All rights reserved.

Neighbors for 21318 Rizzo Avenue, Castro Valley, CA

21451 Rizzo Ave, Castro Valley 21372 Rizzo Ave, Castro Valley 21475 Rizzo Ave, Castro Valley 21422 Rizzo Ave, Castro Valley 21479 Orange Ave, Castro Valley 21330 Rizzo Ave, Castro Valley 21336 Rizzo Ave, Castro Valley 21378 Rizzo Ave, Castro Valley 21428 Rizzo Ave, Castro Valley 21337 Rizzo Ave, Castro Valley 21409 Rizzo Ave, Castro Valley 21415 Rizzo Ave, Castro Valley 21470 Rizzo Ave, Castro Valley 21318 Lake Chabot Rd, Castro Valley 21403 Rizzo Ave, Castro Valley 21446 Rizzo Ave, Castro Valley 21348 Rizzo Ave, Castro Valley 21220 Lake Chabot Rd, Castro Valley 21331 Rizzo Ave, Castro Valley 21487 Rizzo Ave, Castro Valley

Nearby ZIP codes for 21318 Rizzo Avenue, Castro Valley, CA

94541, Alameda County, CA 94542, Alameda County, CA 94544, Alameda County, CA 94545, Alameda County, CA 94552, Alameda County, CA 94577, Alameda County, CA 94578, Alameda County, CA 94579, Alameda County, CA 94580, Alameda County, CA 94601, Alameda County, CA 94603, Alameda County, CA 94605, Alameda County, CA 94613, Alameda County, CA 94619, Alameda County, CA 94621, Alameda County, CA

Frequently asked questions

What is the year built for 21318 Rizzo Avenue, Castro Valley, CA 94546?

The development at 21318 Rizzo Avenue, Castro Valley, CA 94546 was built in 1947.

What is the total square footage of 21318 Rizzo Avenue, Castro Valley, CA 94546?

21318 Rizzo Avenue, Castro Valley, CA 94546 has a total of 1,828 square feet.

When was 21318 Rizzo Avenue, Castro Valley, CA 94546 last sold and what was the sale price?

21318 Rizzo Avenue, Castro Valley, CA 94546 was last sold on 02/26/2010 for $357,000.

What is the assessed value of 21318 Rizzo Avenue, Castro Valley, CA 94546?

21318 Rizzo Avenue, Castro Valley, CA 94546 is currently assessed at $470,004.

What are the property taxes for 21318 Rizzo Avenue, Castro Valley, CA 94546?

The property taxes for 21318 Rizzo Avenue, Castro Valley, CA 94546 total $5,510.

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