Alameda County  »  3730 September CT

3730 September Court, Castro Valley, CA 94546 Property Information

3730 September Court, Castro Valley, CA 94546 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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3730 September Court, Castro Valley, CA 94546
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Address

Primary address 3730 September Court, Castro Valley
Zip code 94546
County Alameda
Parcel ID 84D-1102-54

Sales & Tax Overview for 3730 September Court, Castro Valley

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

Sale date 07/09/2021
Sale price $1,155,000
Arm's length
Current property tax $14,185

Lot & Building Information for 3730 September Court, Castro Valley

Building sqft 1,678
Building class Single Family Residential Homes Used as Such (1100)
Acreage 0.35
Units 1
Year built 1959
Stories 2
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 Castro Vly Unif SCH

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

Other Property Data for 3730 September Court, Castro Valley

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  • • Improvements for 3730 September Court, 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 3730 September Court, Castro Valley

What is the year built & the total sq. ft. for 3730 September Court, Castro Valley, CA 94546?

3730 September Court, Castro Valley, CA 94546 was built in 1959 and has a total of 1,678 square feet.

What is the assessed value of 3730 September Court, Castro Valley, CA 94546 and the property tax paid?

Assessed at $1,225,685, the tax amount paid for 3730 September Court, Castro Valley, CA 94546 is $14,266.

When was 3730 September Court, Castro Valley, CA 94546 last sold and what was the last sale price?

3730 September Court, Castro Valley, CA 94546 was last sold in 07/09/2021 for $1,155,000.

Ownership Information

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Real Estate Reports:
Laura Pop-Badiu, May 21, 2026 How to Find Land Boundaries: Free & Paid Methods
If you need to find land boundaries fast, you can start with a free county parcel/GIS viewer or a premium platform like PropertyShark to see an approximate parcel outline and lot data. However, keep in mind that a web-based land boundaries map is a starting point, not the legal finish line.
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.
Research 100M+ property records powered by:
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Past Sales & Property History for 3730 September Court, Castro Valley

Create a free account to view the complete sales history for 3730 September Court, Castro Valley, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
07/09/2021 $1,155,000

Title Documents for 3730 September Court, 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
08/30/2022 Ucc fin stmt(1-2 pgs)
07/09/2021 Deed of trust 08/01/2051
07/09/2021 Grant Deed
               
               
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R: Recorded date
D: Document date

Property Taxes for 3730 September Court, Castro Valley

Access detailed property tax data for 3730 September Court, 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 $14,267
Current property tax $14,185
Market value $1,225,685

Assessment History for 3730 September Court, Castro Valley

Here's the assessment & property tax history for 3730 September Court, 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 $1,225,685 1.164 $14,267 +0.69%
2024-2025 $1,201,661 1.1791 $14,169 -48.84%
2023-2024 $1,178,100 2.3508 $27,695 +101.36%
2022-2023 $1,155,000 1.1908 $13,754 +1026.43%
2021-2022 $103,061 1.1848 $1,221 +2.28%

Permits for 3730 September Court, Castro Valley

The complete history of permits filed for 3730 September Court, 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
07/02/2022
       
       
       
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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 3730 September Court, 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 3730 September Court, 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)
Castro Valley Virtual Academy 7 Public K-12 67 0.43
Chabot Elementary School 8 Public K-5 470 0.88
The Montessori Giving Tree NR Private K-6 7 0.93
Sterling West San Francisco Campus NR Private 3-11 27 0.95
Anchor Education, Inc. NR Private 3-12 18 0.96

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
Castro Valley Virtual Academy 7 Public K-12 67 0.43
Sterling West San Francisco Campus NR Private 3-11 27 0.95
Anchor Education, Inc. NR Private 3-12 18 0.96
Anchor Education, Inc. School NR Private 3-12 0 0.96
Seneca Family Of Agencies - James Baldwin Academy NR Private 4-12 75 1.15

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Roy A. Johnson High School NR Public 9-12 24 0.43
Redwood Continuation High School 3 Public 9-12 122 0.43
Castro Valley Virtual Academy 7 Public K-12 67 0.43
Sterling West San Francisco Campus NR Private 3-11 27 0.95
Anchor Education, Inc. NR Private 3-12 18 0.96

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

Neighbors for 3730 September Court, Castro Valley

Here are the neighbors for 3730 September Court, Castro Valley.

Address Square feet Purchase date Purchase price
17847 Kingston Way, Castro Valley 1,583 05/22/2019
17739 Kingston Way, Castro Valley 1,583 11/07/2024 $1,180,000
17471 Kingston Way, Castro Valley 1,758 06/16/2017
3607 Arcadian Dr, Castro Valley 1,842 07/25/2022
17501 Kingston Way, Castro Valley 1,788 03/24/2021
3718 September CT, Castro Valley 1,504 09/15/2020 $1,110,000
17326 Mayflower Dr, Castro Valley 2,138 07/29/2022 $1,500,000
3743 September CT, Castro Valley 3,749 06/24/2021 $1,770,000
17693 Kingston Way, Castro Valley 1,583 12/14/2007 $549,000
17722 Kingston Way, Castro Valley 1,607 08/12/1994 $229,000
3719 September CT, Castro Valley 1,522
17551 Mayflower Dr, Castro Valley 1,637 11/25/2025
3760 Brookdale Blvd, Castro Valley 1,653
17993 Mayflower Dr, Castro Valley 2,321 03/02/2016
3458 Arcadian Dr, Castro Valley 1,967
17524 Mayflower Dr, Castro Valley 1,647 03/19/1999 $294,000
3666 Arcadian Dr, Castro Valley 2,806 12/03/2020 $1,360,000
17508 Kingston Way, Castro Valley 1,285 10/02/2002
17476 Kingston Way, Castro Valley 1,652
17465 Kingston Way, Castro Valley 1,560 11/08/2021

Nearby ZIP Codes for 3730 September Court, Castro Valley

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