Alameda County  »  21730 Gail Dr

21730 Gail Drive, Castro Valley, CA 94546 Property Information

21730 Gail Drive, Castro Valley, CA 94546 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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21730 Gail Drive, Castro Valley, CA 94546
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Address

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

Sales & Tax Overview for 21730 Gail Drive, Castro Valley

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

Sale date 07/16/2018
Sale price $875,000
Arm's length
Current property tax $2,189

Lot & Building Information for 21730 Gail Drive, Castro Valley

Building sqft 2,023
Building class Single Family Residential Homes Used as Such (1100)
Acreage 0.16
Units 1
Year built 1966
Stories 1
Bedrooms 3
Bathrooms 2
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district Single Family Residential (R1-CSU-RV)
School district Hayward Unif SCH

View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.

Other Property Data for 21730 Gail Drive, Castro Valley

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  • • Improvements for 21730 Gail Drive, Castro Valley , including their type, square footage, grade and when they were built.
  • Development maps such as planimetric, zoning, land use and urban landscape maps (building age and stories).
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About 21730 Gail Drive, Castro Valley

What is the year built & the total sq. ft. for 21730 Gail Drive, Castro Valley, CA 94546?

21730 Gail Drive, Castro Valley, CA 94546 was built in 1966 and has a total of 2,023 square feet.

What is the assessed value of 21730 Gail Drive, Castro Valley, CA 94546 and the property tax paid?

Assessed at $193,709, the tax amount paid for 21730 Gail Drive, Castro Valley, CA 94546 is $2,271.

When was 21730 Gail Drive, Castro Valley, CA 94546 last sold?

21730 Gail Drive, Castro Valley, CA 94546 was last sold in 10/20/2020.

Ownership Information

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Real Estate Reports:
Laura Pop-Badiu, May 07, 2026 Locked-In Owners, Mobile Renters: Homeowners Stay Put as Renters Move 3.7x More Across Largest U.S. Cities 
Renters became the primary drivers of long-distance mobility across the largest U.S. cities, moving 3.7 times more than owners in 2024, as high mortgage rates and housing costs kept many homeowners in place.
Eliza Theiss, Apr 23, 2026 $4.6M Hudson Yards Maintains Top Spot, Luxury Sales in Malba Set $2.5M Price Record for Queens
Despite prices declining, Hudson Yards remained the most expensive NYC neighborhood, but TriBeCa’s growth closed the gap to under $400,000, while Malba set a new historic price record for Queens at $2.5 million, securing the highest ranking ever for the borough at #5.
Eliza Theiss, Apr 15, 2026 2026 Q1 Foreclosure Report: Brooklyn Filings Fall Sharply, Bronx & Staten Island Hit New Peaks
Behind a deceptively mild citywide downtick, borough foreclosure markets pulled into significantly diverging paths as Brooklyn cases were nearly halved and the Bronx hit a new, record high. Meanwhile, Queens remained unchanged, Staten Island surged back up and Manhattan cooled slowly.
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Past Sales & Property History for 21730 Gail Drive, Castro Valley

Create a free account to view the complete sales history for 21730 Gail Drive, Castro Valley, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
07/16/2018 $875,000
04/16/2013 $622,000
       
       
       
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Title Documents for 21730 Gail Drive, Castro Valley

To view the complete history of deeds, mortgages, assignments of leases and rents, and more, sign up for free. Available data goes back to 1966.

Date Type Amount Party 1 Party 2 Maturity Document Doc image
10/20/2020 Grant Deed
10/20/2020 Deed of trust 11/01/2050
10/20/2020 Grant Deed
07/16/2018 Deed of Trust 08/01/2048
07/16/2018 Grant Deed
03/25/2016 Deed of Trust 04/01/2046
04/16/2013 Deed of Trust 05/01/2043
04/16/2013 Grant Deed
04/16/2013 Reconveyance
Substitution of Trustee
02/05/2013 Assignment of Rents
Deed of Trust
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R: Recorded date
D: Document date

Property Taxes for 21730 Gail Drive, Castro Valley

Access detailed property tax data for 21730 Gail Drive, Castro Valley, CA 94546. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Base tax $2,271
Current property tax $2,189
Market value $193,709

Assessment History for 21730 Gail Drive, Castro Valley

Here's the assessment & property tax history for 21730 Gail Drive, 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 $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%

Permits for 21730 Gail Drive, Castro Valley

The complete history of permits filed for 21730 Gail Drive, 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.

Issued Permit Type Status
01/16/2024
06/06/2023
05/31/2023
01/11/2023
02/26/2018
04/03/2014
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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.

Risk

Create a free account to unlock extended information for 21730 Gail Drive, 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) X (See more on map)
Fire hazard zone See more on map
Faults and tsunami inundation zone map
Landslides and liquefaction map

Transportation

Access the detailed traffic volume map for 21730 Gail Drive, 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

Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance to school (mi)
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

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
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

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
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

Data provided by GreatSchools.org © 2025. All rights reserved.

Neighbors for 21730 Gail Drive, Castro Valley

Here are the neighbors for 21730 Gail Drive, Castro Valley.

Address Square feet Purchase date Purchase price
21691 Knoll Way, Castro Valley 1,460 04/07/2021
21635 Knoll Way, Castro Valley 1,570 09/04/2019 $860,000
21703 Knoll Way, Castro Valley 1,712 05/25/2018 $875,000
1475 Grove Way, Castro Valley 10/29/2018
21718 Gail Dr, Castro Valley 1,560 09/24/2020 $862,000
21697 Knoll Way, Castro Valley 1,560 08/31/2006 $640,000
21701 Knoll Way, Castro Valley 1,607 03/11/2005
21567 Knoll Way, Castro Valley 1,399 09/29/2006 $625,000
21684 Knoll Way, Castro Valley 1,566 09/06/2022
21735 Gail Dr, Castro Valley 2,140 11/18/2024 $1,282,000
1459 Grove Way, Castro Valley 10/29/2018
21623 Knoll Way, Castro Valley 1,614 07/29/2014
21601 Knoll Way, Castro Valley 1,530 10/31/2014 $484,500
21673 Knoll Way, Castro Valley 1,884 01/05/2016
1719 Grove Way, Castro Valley 1,674 01/29/2018
21736 Gail Dr, Castro Valley 1,959 12/09/2020
21710 Gail Dr, Castro Valley 2,179 06/28/2013 $125,000
21649 Knoll Way, Castro Valley 1,565 03/13/1998 $252,000
21724 Gail Dr, Castro Valley 2,668 03/13/2020
21737 Gail Dr, Castro Valley 1,909 08/27/2015

Nearby ZIP Codes for 21730 Gail Drive, Castro Valley

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