Alameda County  »  94552  »  Justco Ln  »  21437 Justco Ln

21437 Justco Lane, Castro Valley, CA 94552 - Property report

Also known as: 21437 Justco Ln

Property image for 21437 Justco Lane, Castro Valley, CA 94552
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Property type

Single Family Residential - Planned Development Tract with Common Area (1800)

Year built

1990

Acreage

0.07

Sale price

$950,000

General Information

Address
Primary address
21437 Justco Ln
Castro Valley, CA 94552
Zip code
94552
County
Alameda
Parcel ID
85-5400-85

Owner

Find out who owns 21437 Justco Lane, Castro Valley, CA 94552. Uncover corporate and individual owners with a free account.

Sales
Sale date
01/28/2021
Sale price
$950,000
Arm's length
Tax
Tax year
2025-2026
Property tax
$11,969
Tax per sq. ft.
$8
Building
Property type
Single Family Residential - Planned Development Tract with Common Area
Building sq. ft.
1,541
Stories
2
Year built
1990
Building material
Wood/wood and steel frames
Rooms
5
Elevator
Bedrooms
3
Bathrooms
2.5
Lot
Acreage
0.07
Zoning & use
Zoning
Planned Development (PD-1748)
Units
1

Area overview

Walk score
66 /100.  Somewhat Walkable
Transit score
28 /100.  Some Transit
Bike score
42 /100.  Somewhat Bikeable
School district
CASTRO VLY UNIF SCH
Ownership

Ownership information for 21437 Justco Lane, Castro Valley, CA

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

Sales history for 21437 Justco Lane, Castro Valley, CA 94552

Sale date Sale price Buyer name Seller name
01/28/2021 $950,000 XXXX XXXXX; XXX XXXXXX XXXXXXXX XXXXX; XXXXXXXX XXXXX
07/21/1989 $213,000 XXXXXXXX, XXXXX & XXXXX XXXX XXX X XXXXX XXXX

*Most recent sales on record for this property.

More about Alameda County property records.

Title documents

Date Type Amount Party 1 Party 2
12/02/2021 Deed of trust XXXX XXXXX XXXX XXXX
01/28/2021 Deed of trust XXXX XXXXX XXXXXXX XXXX XXXX
01/28/2021 Grant Deed XXXXXXXX XXXXX XXXX XXXXX
05/14/2004 Deed XXXXXXXX, XX XXXXXXXX, XXXXX & XXXXX
06/10/1999 Deed XXXXXXXX, XXXXX & XXXXXX XXXXXXXX, XXXXX & XXXXX
09/17/1997 Deed XXXXXXXX, XXXXX & XXXXX XXXXXXXX, XXXXX & XXXXXX
11/02/1992 Deed XXXXXXXX, XXXXX & X XXXXXXXX, XXXXX & XXXXX
07/21/1989 Deed XXX X XXXXX XXXX XXXXXXXX, XXXXX & XXXXX XXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 21437 Justco Lane, 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
Property tax
$11,969
Tax per sq. ft.
$8
Recent tax assessments
Market value
$1,028,298
Land value
$308,489
Building value
$719,809

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 $1,028,298 1.164 $11,969 +0.69%
2024-2025 $1,008,140 1.1791 $11,887 -48.84%
2023-2024 $988,380 2.3508 $23,235 +101.36%
2022-2023 $969,000 1.1908 $11,539 +169.03%
2021-2022 $362,020 1.1848 $4,289 +2.28%
2020-2021 $358,309 1.1703 $4,193 -2.00%
2019-2020 $351,285 1.218 $4,279 +2.87%
2018-2019 $344,399 1.2077 $4,159 +2.65%
2017-2018 $337,646 1.2001 $4,052 +19.10%
2016-2017 $331,027 1.0278 $3,402 -5.60%
Permits

Permit information for 21437 Justco Lane, 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 21437 Justco Lane, Castro Valley, CA 94552 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)
Independent Elementary School 8 Public K-5 634 0.19
Northstar School NR Private PK-8 152 0.54
Northstar School NR Private PK-8 152 0.54
Early Bird Montessori School NR Private PK, K-1 30 0.73
Early Bird Montessori School NR Private PK, K-1 30 0.73
Marshall Elementary School 9 Public K-5 491 0.73
Montessori School At Five Canyons NR Private PK-K 13 0.79
Vannoy Elementary School 7 Public K-5 441 0.84
Fairview Elementary School 4 Public K-6 562 1.09
Special Education-Preschool-Laurel NR Public 1 1.14
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
Creekside Middle School 8 Public 6-8 760 0.50
Northstar School NR Private PK-8 152 0.54
Canyon Middle School 6 Public 6-8 1,332 0.63
Special Education-Preschool-Laurel NR Public 1 1.14
Castro Valley Adult And Career Education NR Public 0 1.28
Alma Preschool NR Public 52 1.32
Redwood Christian Schools NR Private K-12 706 1.35
Liberty School NR Private 1-12 0 1.46
Our Lady Of Grace School NR Private K-8 218 1.69
Stellar Preparatory High School NR Private 9 0 1.69
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Special Education-Preschool-Laurel NR Public 1 1.14
Castro Valley Adult And Career Education NR Public 0 1.28
Alma Preschool NR Public 52 1.32
Redwood Christian Schools NR Private K-12 706 1.35
Liberty School NR Private 1-12 0 1.46
Castro Valley High School 9 Public 9-12 2,799 1.49
Stellar Preparatory High School NR Private 9 0 1.69
Hayward High School 5 Public 9-12 1,712 1.89
Anchor Education, Inc. NR Private 3-12 18 2.09
Sterling West San Francisco Campus NR Private 3-11 27 2.11

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

Neighbors for 21437 Justco Lane, Castro Valley, CA

21424 Timco Way, Castro Valley 3509 Timco CT, Castro Valley 3510 Timco CT, Castro Valley 21371 Timco Way, Castro Valley 20433 Beacon Hill CT, Castro Valley 21493 Justco Ln, Castro Valley 4929 Crow Canyon Rd, Castro Valley 3578 Cama Ln, Castro Valley 3557 Timco CT, Castro Valley 21113 Timco Way, Castro Valley 21269 Justco Ln, Castro Valley 4939 Beacon Hill Dr, Castro Valley 3594 Cama Ln, Castro Valley 21346 Timco Way, Castro Valley 21320 Timco Way, Castro Valley 21189 Timco Way, Castro Valley 21354 Justco Ln, Castro Valley 21382 Justco Ln, Castro Valley 21397 Timco Way, Castro Valley 20415 Beacon Hill CT, Castro Valley

Nearby ZIP codes for 21437 Justco Lane, Castro Valley, CA

94542, Alameda County, CA 94579, Alameda County, CA 94619, Alameda County, CA

Frequently asked questions

What is the year built for 21437 Justco Lane, Castro Valley, CA 94552?

The development at 21437 Justco Lane, Castro Valley, CA 94552 was built in 1990.

What is the total square footage of 21437 Justco Lane, Castro Valley, CA 94552?

21437 Justco Lane, Castro Valley, CA 94552 has a total of 1,541 square feet.

When was 21437 Justco Lane, Castro Valley, CA 94552 last sold and what was the sale price?

21437 Justco Lane, Castro Valley, CA 94552 was last sold on 01/28/2021 for $950,000.

What is the assessed value of 21437 Justco Lane, Castro Valley, CA 94552?

21437 Justco Lane, Castro Valley, CA 94552 is currently assessed at $1,028,298.

What are the property taxes for 21437 Justco Lane, Castro Valley, CA 94552?

The property taxes for 21437 Justco Lane, Castro Valley, CA 94552 total $11,969.

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