Alameda County  »  94546  »  Gail Dr  »  21730 Gail Dr

21730 Gail Drive, Castro Valley, CA 94546 - Property report

Also known as: 21730 Gail Dr

Property image for 21730 Gail Drive, Castro Valley, CA 94546
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Property type

Single Family Residential Homes Used as Such (1100)

Year built

1966

Acreage

0.16

Sale price

$875,000

General Information

Address
Primary address
21730 Gail Dr
Castro Valley, CA 94546
Zip code
94546
County
Alameda
Parcel ID
415-190-11

Owner

Find out who owns 21730 Gail Drive, Castro Valley, CA 94546. Uncover corporate and individual owners with a free account.

Sales
Sale date
07/16/2018
Sale price
$875,000
Arm's length
Tax
Tax year
2025-2026
Base tax
$2,271
Current property tax
$2,189
Tax per sq. ft.
$1
Building
Property type
Single Family Residential Homes Used as Such
Building sq. ft.
2,023
Stories
1
Year built
1966
Building material
Wood/wood and steel frames
Last altered
1967
Rooms
6
Elevator
Bedrooms
3
Bathrooms
2
Lot
Acreage
0.16
Zoning & use
Zoning
Single Family Residential (R1-CSU-RV)
Units
1

Area overview

Walk score
51 /100.  Somewhat Walkable
Transit score
45 /100.  Some Transit
Bike score
44 /100.  Somewhat Bikeable
School district
HAYWARD UNIF SCH
Ownership

Ownership information for 21730 Gail Drive, Castro Valley, CA

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

Sales history for 21730 Gail Drive, Castro Valley, CA 94546

Sale date Sale price Buyer name Seller name
07/16/2018 $875,000 XXXXX XXXXXX XX; XXXXX XXXXX; XXXXX XXXX X XX XXXXX XXXXXXX X; XXXXX XXXXXXX X
04/16/2013 $622,000 XXXXX XXXXXXX X; XXXXX XXXXXXX X XXXXX XXXXXX XXXXX; XXXXX XXXXX X XX

*Most recent sales on record for this property.

More about Alameda County property records.

Title documents

Date Type Amount Party 1 Party 2
10/20/2020 Grant Deed XXXXX XXXXXX XXXXX XXXXXX XX
10/20/2020 Deed of trust XXXXX XXXXXX XXXX XXXX
10/20/2020 Grant Deed XXXXX XXXXXX XX XXXXX XXXXXX
07/16/2018 Deed of Trust XXXXX XXXXXX XX XXXXXX XXX
07/16/2018 Grant Deed XXXXX XXXXXXX X XXXXX XXXXXX XX
03/25/2016 Deed of Trust XXXXX XXXXXXX X XXXX XXXX
04/16/2013 Deed of Trust XXXXX XXXXXXX X XXXX
04/16/2013 Grant Deed XXXXX XXXXXX XXXXX XXXXX XXXXXXX X
04/16/2013 Reconveyance
Substitution of Trustee		 XXXXX XXXXXX XXXXX XXXXXXXX XXXXX XX
02/05/2013 Assignment of Rents
Deed of Trust		 XXXXX XXXXXX XXXXX XXXXXXXX XXXXX XX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 21730 Gail Drive, 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
$2,271
Current property tax
$2,189
Tax per sq. ft.
$1
Recent tax assessments
Market value
$193,709
Land value
$135,632
Building value
$58,077

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 $193,709 1.1724 $2,271 +0.98%
2024-2025 $189,912 1.1842 $2,249 -20.46%
2023-2024 $180,796 1.5638 $2,827 +34.18%
2022-2023 $177,251 1.1888 $2,107 +0.82%
2021-2022 $173,776 1.2028 $2,090 +1.16%
2020-2021 $171,995 1.2012 $2,066 -0.87%
2019-2020 $168,624 1.236 $2,084 -73.73%
2018-2019 $673,158 1.1788 $7,935 +2.50%
2017-2018 $659,960 1.173 $7,741 +5.88%
2016-2017 $647,022 1.13 $7,311 +1.88%
Permits

Permit information for 21730 Gail Drive, Castro Valley, CA

Issued date Permit number Permit type Sub type Valuation Finaled date Status
01/16/2024
06/06/2023
05/31/2023
01/11/2023
02/26/2018

*Most recent permits on record 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 21730 Gail Drive, 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 0.15
Strobridge Elementary School NR Public K-6 362 0.40
Liber Community School NR Private 4-12 0 0.41
Vita Academy NR Private 1-6 0 0.63
Special Education-Preschool-Laurel NR Public 1 0.77
Crossroads Christian Elementary School NR Private K-6 0 0.79
Faith Ringgold School of Arts and Science 1 Public K-8 111 0.79
All Saints Catholic School NR Private K-8 203 0.87
Knowledge Enlightens You (Key) Academy 5 Charter K-8 614 0.97
Harder Elementary School 3 Public K-6 675 0.97
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
Liber Community School NR Private 4-12 0 0.41
Special Education-Preschool-Laurel NR Public 1 0.77
Stellar Preparatory High School NR Private 9 0 0.78
Faith Ringgold School of Arts and Science 1 Public K-8 111 0.79
All Saints Catholic School NR Private K-8 203 0.87
Knowledge Enlightens You (Key) Academy 5 Charter K-8 614 0.97
Bret Harte Middle School 5 Public 7-8 545 1.03
Hayward Adult NR Public 0 1.09
Our Lady Of Grace School NR Private K-8 218 1.19
Victory Academy NR Private 7, 9-11 0 1.36
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Liber Community School NR Private 4-12 0 0.41
Special Education-Preschool-Laurel NR Public 1 0.77
Stellar Preparatory High School NR Private 9 0 0.78
Stellar Preparatory High School NR Private 9-11 26 0.79
Hayward Adult NR Public 0 1.09
Brenkwitz High School 2 Public 9-12 179 1.11
Hayward High School 5 Public 9-12 1,712 1.26
Victory Academy NR Private 7, 9-11 0 1.36
Silver Oak High Public Montessori Charter NR Charter 1-12 553 1.53
Hayward Twin Oaks Montessori 7 Charter 1-12 218 1.54

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

Neighbors for 21730 Gail Drive, Castro Valley, CA

21691 Knoll Way, Castro Valley 21635 Knoll Way, Castro Valley 21703 Knoll Way, Castro Valley 1475 Grove Way, Castro Valley 21718 Gail Dr, Castro Valley 21697 Knoll Way, Castro Valley 21701 Knoll Way, Castro Valley 21567 Knoll Way, Castro Valley 21684 Knoll Way, Castro Valley 21735 Gail Dr, Castro Valley 1459 Grove Way, Castro Valley 21623 Knoll Way, Castro Valley 21601 Knoll Way, Castro Valley 21673 Knoll Way, Castro Valley 1719 Grove Way, Castro Valley 21736 Gail Dr, Castro Valley 21710 Gail Dr, Castro Valley 21649 Knoll Way, Castro Valley 21724 Gail Dr, Castro Valley 21737 Gail Dr, Castro Valley

Nearby ZIP codes for 21730 Gail Drive, 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 21730 Gail Drive, Castro Valley, CA 94546?

The development at 21730 Gail Drive, Castro Valley, CA 94546 was built in 1966.

What is the total square footage of 21730 Gail Drive, Castro Valley, CA 94546?

21730 Gail Drive, Castro Valley, CA 94546 has a total of 2,023 square feet.

When was 21730 Gail Drive, Castro Valley, CA 94546 last sold and what was the sale price?

21730 Gail Drive, Castro Valley, CA 94546 was last sold on 07/16/2018 for $875,000.

What is the assessed value of 21730 Gail Drive, Castro Valley, CA 94546?

21730 Gail Drive, Castro Valley, CA 94546 is currently assessed at $193,709.

What are the property taxes for 21730 Gail Drive, Castro Valley, CA 94546?

The property taxes for 21730 Gail Drive, Castro Valley, CA 94546 total $2,271.

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