Alameda County  »  18732 Sydney Cir

18732 Sydney Circle, Castro Valley, CA 94546 Property Information

18732 Sydney Circle, Castro Valley, CA 94546 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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18732 Sydney Circle, Castro Valley, CA 94546
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Address

Primary address 18732 Sydney Circle, Castro Valley
Alternate address(es) 18752 Sydney Cir
Zip code 94546
County Alameda
Parcel ID 84B-415-20

Sales & Tax Overview for 18732 Sydney Circle, Castro Valley

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

Sale date 10/28/2019
Sale price $863,000
Arm's length
Current property tax $10,904

Lot & Building Information for 18732 Sydney Circle, Castro Valley

Building sqft 1,835
Building class Single Family Residential - Planned Development Tract with Common Area (1800)
Acreage 0.08
Units 1
Year built 1991
Stories 2
Bedrooms 3
Bathrooms 2
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district Planned Development (PD-1794)
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 18732 Sydney Circle, Castro Valley

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  • • Improvements for 18732 Sydney Circle, 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 18732 Sydney Circle, Castro Valley

What is the year built & the total sq. ft. for 18732 Sydney Circle, Castro Valley, CA 94546?

18732 Sydney Circle, Castro Valley, CA 94546 was built in 1991 and has a total of 1,835 square feet.

What is the assessed value of 18732 Sydney Circle, Castro Valley, CA 94546 and the property tax paid?

Assessed at $943,801, the tax amount paid for 18732 Sydney Circle, Castro Valley, CA 94546 is $10,985.

When was 18732 Sydney Circle, Castro Valley, CA 94546 last sold and what was the last sale price?

18732 Sydney Circle, Castro Valley, CA 94546 was last sold in 10/28/2019 for $863,000.

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 18732 Sydney Circle, Castro Valley

Create a free account to view the complete sales history for 18732 Sydney Circle, Castro Valley, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
10/28/2019 $863,000
07/16/2004 $607,000
03/15/2002 $426,500
       
       
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*Here are the three most recent sales for this property.


Title Documents for 18732 Sydney Circle, 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
12/17/2021 Deed of trust 12/02/2051
12/03/2020 Deed of trust 12/01/2050
10/28/2019 Deed of Trust 11/01/2049
10/28/2019 Grant Deed
01/03/2019 Substitution of Trustee
07/29/2005 Deed
07/16/2004 Deed
03/15/2002 Deed
10/05/1999 Deed
08/03/1999 Deed
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R: Recorded date
D: Document date

Property Taxes for 18732 Sydney Circle, Castro Valley

Access detailed property tax data for 18732 Sydney Circle, 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 $10,986
Current property tax $10,904
Market value $943,801

Assessment History for 18732 Sydney Circle, Castro Valley

Here's the assessment & property tax history for 18732 Sydney Circle, 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 $943,801 1.164 $10,986 +0.69%
2024-2025 $925,299 1.1791 $10,910 -48.84%
2023-2024 $907,159 2.3508 $21,325 +101.36%
2022-2023 $889,372 1.1908 $10,591 +2.51%
2021-2022 $871,940 1.1848 $10,331 +2.29%

Permits for 18732 Sydney Circle, Castro Valley

The complete history of permits filed for 18732 Sydney Circle, 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
03/11/2020
02/06/2020
       
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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 18732 Sydney Circle, 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 18732 Sydney Circle, 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)
Seneca Family Of Agencies - James Baldwin Academy NR Private 4-12 75 0.59
Castro Valley Virtual Academy 7 Public K-12 67 0.63
Stanton Elementary School 6 Public K-5 492 0.63
Anchor Education, Inc. School NR Private 3-12 0 0.65
Sterling West San Francisco Campus NR Private 3-11 27 0.65

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
Seneca Family Of Agencies - James Baldwin Academy NR Private 4-12 75 0.59
Castro Valley Virtual Academy 7 Public K-12 67 0.63
Anchor Education, Inc. School NR Private 3-12 0 0.65
Sterling West San Francisco Campus NR Private 3-11 27 0.65
Anchor Education, Inc. NR Private 3-12 18 0.67

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Seneca Family Of Agencies - James Baldwin Academy NR Private 4-12 75 0.59
Redwood Continuation High School 3 Public 9-12 122 0.63
Roy A. Johnson High School NR Public 9-12 24 0.63
Castro Valley Virtual Academy 7 Public K-12 67 0.63
Anchor Education, Inc. School NR Private 3-12 0 0.65

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

Neighbors for 18732 Sydney Circle, Castro Valley

Here are the neighbors for 18732 Sydney Circle, Castro Valley.

Address Square feet Purchase date Purchase price
18743 Carlton Ave, Castro Valley 1,574 10/18/2004
18898 Sydney Cir, Castro Valley 2,045 03/24/2015 $685,000
18819 Sydney Cir, Castro Valley 1,901 07/26/2016
18789 Sydney Cir, Castro Valley 1,914 06/06/2025 $1,125,000
18892 Sydney Cir, Castro Valley 1,835 11/21/2025
2820 Sydney Way, Castro Valley 982 10/08/2020
18813 Sydney Cir, Castro Valley 1,997 09/03/2020
2815 Sydney Way, Castro Valley 1,016 10/15/2003
18874 Sydney Cir, Castro Valley 1,997 12/30/2002
2963 Sydney Way, Castro Valley 1,473 08/13/2021
18762 Sydney Cir, Castro Valley 1,997 10/29/2004 $605,000
18795 Sydney Cir, Castro Valley 1,835 10/10/2025
18785 Carlton Ave, Castro Valley 1,332 11/12/2020 $875,000
18761 Carlton Ave, Castro Valley 1,197 03/28/2025 $1,320,000
2835 Sydney Way, Castro Valley 1,974
18911 Sydney Cir, Castro Valley 1,914 09/18/2017
2855 Sydney Way, Castro Valley 1,517
2847 Sydney Way, Castro Valley 1,264 09/23/1997 $206,000
18765 Carlton Ave, Castro Valley 1,046 12/21/2005
2960 Sydney Way, Castro Valley 1,688 02/27/2019 $850,000

Nearby ZIP Codes for 18732 Sydney Circle, Castro Valley

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