Alameda County  »  18474 Carlwyn Dr

18474 Carlwyn Drive, Castro Valley, CA 94546 Property Information

18474 Carlwyn Drive, Castro Valley, CA 94546 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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18474 Carlwyn Drive, Castro Valley, CA 94546
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Address

Primary address 18474 Carlwyn Drive, Castro Valley
Zip code 94546
County Alameda
Parcel ID 84D-1107-13

Sales & Tax Overview for 18474 Carlwyn 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 10/02/2019
Sale price $920,000
Arm's length
Property tax $11,737

Lot & Building Information for 18474 Carlwyn Drive, Castro Valley

Building sqft 2,046
Building class Single Family Residential Homes Used as Such (1100)
Acreage 0.12
Units 1
Year built 1960
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 Castro Vly Unif SCH

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

Other Property Data for 18474 Carlwyn Drive, Castro Valley

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  • • Improvements for 18474 Carlwyn Drive, Castro Valley , including their type, square footage, grade and when they were built.
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About 18474 Carlwyn Drive, Castro Valley

What is the year built & the total sq. ft. for 18474 Carlwyn Drive, Castro Valley, CA 94546?

18474 Carlwyn Drive, Castro Valley, CA 94546 was built in 1960 and has a total of 2,046 square feet.

What is the assessed value of 18474 Carlwyn Drive, Castro Valley, CA 94546 and the property tax paid?

Assessed at $1,008,325, the tax amount paid for 18474 Carlwyn Drive, Castro Valley, CA 94546 is $11,736.

When was 18474 Carlwyn Drive, Castro Valley, CA 94546 last sold and what was the last sale price?

18474 Carlwyn Drive, Castro Valley, CA 94546 was last sold in 10/02/2019 for $920,000.

Ownership Information

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Real Estate Reports:
Lucian Alixandrescu, May 27, 2026 NYC Office Market Ahead of National Curve: Manhattan Q1 Vacancy Drops to 13.1% 
New York City’s office market outpaced the U.S. on several major metrics in Q1, with Manhattan vacancy nearly 5 percentage points below the national benchmark, asking rents climbing against a downward national trend and flex inventory crossing 15 million square feet.
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.
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Past Sales & Property History for 18474 Carlwyn Drive, Castro Valley

Create a free account to view the complete sales history for 18474 Carlwyn Drive, Castro Valley, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
10/02/2019 $920,000

Title Documents for 18474 Carlwyn 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
10/02/2019 Deed of Trust
10/02/2019 Quitclaim Deed
10/02/2019 Grant Deed
05/22/2019 Affidavit of Death
               
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R: Recorded date
D: Document date

Property Taxes for 18474 Carlwyn Drive, Castro Valley

Access detailed property tax data for 18474 Carlwyn Drive, Castro Valley, CA 94546. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Property tax $11,737
Market value $1,008,325

Assessment History for 18474 Carlwyn Drive, Castro Valley

Here's the assessment & property tax history for 18474 Carlwyn 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 $1,008,325 1.164 $11,737 +0.69%
2024-2025 $988,558 1.1791 $11,656 -48.84%
2023-2024 $969,177 2.3508 $22,783 +101.36%
2022-2023 $950,175 1.1908 $11,315 +2.52%
2021-2022 $931,551 1.1848 $11,037 +2.29%

Permits for 18474 Carlwyn Drive, Castro Valley

The complete history of permits filed for 18474 Carlwyn 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.

Data not available for this property.

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 18474 Carlwyn 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 18474 Carlwyn Drive, Castro Valley to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

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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 0.10
Chabot Elementary School 8 Public K-5 470 0.38
Sterling West San Francisco Campus NR Private 3-11 27 0.46
Anchor Education, Inc. NR Private 3-12 18 0.46
Anchor Education, Inc. School NR Private 3-12 0 0.47

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
Castro Valley Virtual Academy 7 Public K-12 67 0.10
Sterling West San Francisco Campus NR Private 3-11 27 0.46
Anchor Education, Inc. NR Private 3-12 18 0.46
Anchor Education, Inc. School NR Private 3-12 0 0.47
Our Lady Of Grace School NR Private K-8 218 0.90

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Castro Valley Virtual Academy 7 Public K-12 67 0.10
Redwood Continuation High School 3 Public 9-12 122 0.10
Roy A. Johnson High School NR Public 9-12 24 0.10
Sterling West San Francisco Campus NR Private 3-11 27 0.46
Anchor Education, Inc. NR Private 3-12 18 0.46

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

Neighbors for 18474 Carlwyn Drive, Castro Valley

Here are the neighbors for 18474 Carlwyn Drive, Castro Valley.

Address Square feet Purchase date Purchase price
18562 Carlwyn Dr, Castro Valley 1,611 11/10/2020
18466 Carlwyn Dr, Castro Valley 1,800 03/30/2016
18458 Carlwyn Dr, Castro Valley 2,170 08/14/2017 $915,000
18450 Carlwyn Dr, Castro Valley 2,019 01/13/2006 $710,000
18412 Lake Chabot Rd, Castro Valley 1,462 08/19/2003 $430,000
18466 Lake Chabot Rd, Castro Valley 1,008 09/24/2024
18490 Carlwyn Dr, Castro Valley 1,828 12/31/2014
18578 Carlwyn Dr, Castro Valley 1,551 02/03/2023
3510 Seven Hills Rd, Castro Valley 1,545 12/08/2014
18413 Carmel Dr, Castro Valley 1,678 11/25/2025
18506 Carlwyn Dr, Castro Valley 2,376 11/19/2015
18546 Carlwyn Dr, Castro Valley 1,580 08/12/2022
3658 Seven Hills Rd, Castro Valley 1,328 01/10/2022 $1,070,000
18584 Carlwyn Dr, Castro Valley 2,345
18589 Carmel Dr, Castro Valley 1,970 03/14/2007 $312,500
3463 Wyndale Dr, Castro Valley 1,308 01/06/2021
3518 Seven Hills Rd, Castro Valley 1,414 12/27/2006 $618,000
18442 Carlwyn Dr, Castro Valley 2,030 12/21/2023
18514 Carlwyn Dr, Castro Valley 2,618 11/03/2006
18492 Lake Chabot Rd, Castro Valley 1,880 04/18/2023

Nearby ZIP Codes for 18474 Carlwyn Drive, Castro Valley

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