Alameda County  »  94546  »  Center St  »  21171 Center St

21171 Center Street, Castro Valley, CA 94546 - Property report

Also known as: 21171 Center St

Property image for 21171 Center Street, Castro Valley, CA 94546
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Property type

Single Family Residential Homes Used as Such (1100)

Year built

1971

Acreage

0.14

Sale price

$560,000

General Information

Address
Primary address
21171 Center St
Castro Valley, CA 94546
Zip code
94546
County
Alameda
Parcel ID
84C-655-2-18

Owner

Find out who owns 21171 Center Street, Castro Valley, CA 94546. Uncover corporate and individual owners with a free account.

Sales
Sale date
08/26/2015
Sale price
$560,000
Arm's length
Tax
Tax year
2025-2026
Base tax
$7,716
Current property tax
$7,635
Tax per sq. ft.
$6
Building
Property type
Single Family Residential Homes Used as Such
Building sq. ft.
1,293
Stories
1
Year built
1971
Building material
Wood/wood and steel frames
Rooms
5
Elevator
Bedrooms
3
Bathrooms
1.5
Lot
Acreage
0.14
Zoning & use
Zoning
Single Family Residential (R1-CSU-RV)
Units
1

Area overview

Walk score
76 /100.  Very Walkable
Transit score
37 /100.  Some Transit
Bike score
49 /100.  Somewhat Bikeable
School district
CASTRO VLY UNIF SCH
Ownership

Ownership information for 21171 Center Street, Castro Valley, CA

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

Sales history for 21171 Center Street, Castro Valley, CA 94546

Sale date Sale price Buyer name Seller name
08/26/2015 $560,000 XXXXX XXXXX X; XXXX XXXXXXX XXXXXXXX XXXXXX; XXXXXXXX XXXXX X

*Most recent sale on record for this property.

More about Alameda County property records.

Title documents

Date Type Amount Party 1 Party 2
09/15/2020 Deed of trust XXXXX XXXXX X XXXX XXXX
09/25/2019 Deed of Trust XXXXX XXXXX X XXXXXXXX XXXXXXXXX XX
09/27/2017 Deed of Trust XXXXX XXXXX X XXXX XXXX
09/27/2017 Grant Deed XXXXX XXXXX X XXXXX XXXXX X
09/14/2015 Reconveyance XXXXXXXX XXXXXX
08/26/2015 Grant Deed XXXXXXXX XXXXXX XXXXX XXXXX X

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 21171 Center Street, Castro Valley, CA

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

Current property tax
Tax year
2025-2026
Base tax
$7,716
Current property tax
$7,635
Tax per sq. ft.
$6
Recent tax assessments
Market value
$662,910
Land value
$198,873
Building value
$464,037

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 $662,910 1.164 $7,716 +0.69%
2024-2025 $649,913 1.1791 $7,663 -48.84%
2023-2024 $637,173 2.3508 $14,979 +101.36%
2022-2023 $624,680 1.1908 $7,439 +2.52%
2021-2022 $612,431 1.1848 $7,256 +2.29%
2020-2021 $606,154 1.1703 $7,094 -1.51%
2019-2020 $594,271 1.212 $7,203 +2.36%
2018-2019 $582,623 1.2077 $7,036 +2.65%
2017-2018 $571,200 1.2001 $6,855 +18.55%
2016-2017 $560,000 1.0326 $5,783 +105.13%
Permits

Permit information for 21171 Center Street, 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 21171 Center Street, 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)
Marshall Elementary School 9 Public K-5 491 0.33
Northstar School NR Private PK-8 152 0.62
Northstar School NR Private PK-8 152 0.62
Special Education-Preschool-Laurel NR Public 1 0.62
Early Bird Montessori School NR Private PK, K-1 30 0.66
Early Bird Montessori School NR Private PK, K-1 30 0.66
Independent Elementary School 8 Public K-5 634 0.74
Vita Academy NR Private 1-6 0 0.81
Vannoy Elementary School 7 Public K-5 441 0.93
Castro Valley Adult And Career Education NR Public 0 1.05
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
Creekside Middle School 8 Public 6-8 760 0.39
Northstar School NR Private PK-8 152 0.62
Special Education-Preschool-Laurel NR Public 1 0.62
Canyon Middle School 6 Public 6-8 1,332 0.99
Castro Valley Adult And Career Education NR Public 0 1.05
Redwood Christian Schools NR Private K-12 706 1.06
Alma Preschool NR Public 52 1.08
Our Lady Of Grace School NR Private K-8 218 1.19
Stellar Preparatory High School NR Private 9 0 1.28
Faith Ringgold School of Arts and Science 1 Public K-8 111 1.36
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Special Education-Preschool-Laurel NR Public 1 0.62
Castro Valley Adult And Career Education NR Public 0 1.05
Redwood Christian Schools NR Private K-12 706 1.06
Alma Preschool NR Public 52 1.08
Castro Valley High School 9 Public 9-12 2,799 1.11
Stellar Preparatory High School NR Private 9 0 1.28
Hayward High School 5 Public 9-12 1,712 1.60
Anchor Education, Inc. NR Private 3-12 18 1.64
Sterling West San Francisco Campus NR Private 3-11 27 1.66
Anchor Education, Inc. School NR Private 3-12 0 1.66

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

Neighbors for 21171 Center Street, Castro Valley, CA

7776 Coolidge CT, Castro Valley 21059 Sherman Dr, Castro Valley 18404 Lakecrest CT, Castro Valley 7772 Coolidge CT, Castro Valley 4636 Crow Canyon Rd, Castro Valley 4301 Heyer Ave, Castro Valley 11011 Crow Canyon Rd, Castro Valley 5046 Wicks Ln, Castro Valley 5052 Wicks Ln, Castro Valley 2988 Giovana Way, Castro Valley 7780 Coolidge CT, Castro Valley 21047 Sherman Dr, Castro Valley 5038 Wicks Ln, Castro Valley 18115 Apricot Way, Castro Valley 4303 Heyer Ave, Castro Valley 4640 Crow Canyon Rd, Castro Valley 5048 Wicks Ln, Castro Valley 4423 Santos Amaro Pl, Castro Valley 5051 Wicks Ln, Castro Valley 22500 Canyon Terrace Dr, Castro Valley

Nearby ZIP codes for 21171 Center Street, Castro Valley, CA

94542, Alameda County, CA 94579, Alameda County, CA 94601, Alameda County, CA 94613, Alameda County, CA 94619, Alameda County, CA

Frequently asked questions

What is the year built for 21171 Center Street, Castro Valley, CA 94546?

The development at 21171 Center Street, Castro Valley, CA 94546 was built in 1971.

What is the total square footage of 21171 Center Street, Castro Valley, CA 94546?

21171 Center Street, Castro Valley, CA 94546 has a total of 1,293 square feet.

When was 21171 Center Street, Castro Valley, CA 94546 last sold and what was the sale price?

21171 Center Street, Castro Valley, CA 94546 was last sold on 08/26/2015 for $560,000.

What is the assessed value of 21171 Center Street, Castro Valley, CA 94546?

21171 Center Street, Castro Valley, CA 94546 is currently assessed at $662,910.

What are the property taxes for 21171 Center Street, Castro Valley, CA 94546?

The property taxes for 21171 Center Street, Castro Valley, CA 94546 total $7,716.

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