Alameda County  »  94546  »  Trenton Dr  »  17638 Trenton Dr

17638 Trenton Drive, Castro Valley, CA 94546 - Property report

Also known as: 17638 Trenton Dr

Property image for 17638 Trenton Drive, Castro Valley, CA 94546
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Property type

Single Family Residential Homes Used as Such (1100)

Year built

1967

Acreage

2.02

Sale price

$1,110,000

General Information

Address
Primary address
17638 Trenton Dr
Castro Valley, CA 94546
Zip code
94546
County
Alameda
Parcel ID
84C-955-19-1

Owner

Find out who owns 17638 Trenton Drive, Castro Valley, CA 94546. Uncover corporate and individual owners with a free account.

Sales
Sale date
01/15/2021
Sale price
$1,110,000
Arm's length
Tax
Tax year
2026-2027
Property tax
$14,265
Tax per sq. ft.
$6
Building
Property type
Single Family Residential Homes Used as Such
Building sq. ft.
2,376
Stories
20
Year built
1967
Building material
Wood/wood and steel frames
Last altered
1968
Rooms
7
Elevator
Bedrooms
4
Bathrooms
25
Lot
Acreage
2.02
Zoning & use
Zoning
Single Family Residential (R1-CSU-RV)
Units
1

Area overview

Walk score
14 /100.  Car-Dependent
Transit score
23 /100.  Minimal Transit
Bike score
6 /100.  Somewhat Bikeable
School district
CASTRO VLY UNIF SCH
Ownership

Ownership information for 17638 Trenton Drive, Castro Valley, CA

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

Sales history for 17638 Trenton Drive, Castro Valley, CA 94546

Sale date Sale price Buyer name Seller name
01/15/2021 $1,110,000 XXXXXXXXX XXXXX XXXXX; XXXXXXXXX XXXXX XXXXXXXX XXXXXXXX; XXX XXXXXXX XXXXX; XXX XXXXXXX XXX & XX
06/12/2014 $765,000 XXXXXXXX XXXXXXXX; XXX XXXXXXX XXXXXX XXXXXX XXXXX; XXXXXX XXXXXX 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
11/26/2025 Ucc fin stmt(3&+pgs) XXXXXXXXX XXXXX XXXXX XXXX
01/15/2021 Deed of trust XXXXXXXXX XXXXX XXXXXXXXXX XXXXXXXXX XXXXXXXX XXX
01/15/2021 Grant Deed XXXXXXXX XXXXXXXX XXXXXXXXX XXXXX XXXXX
01/11/2019 Individual Quitclaim Deed XXX XXXXXXX XXX XXXXXXX XXX & XX
01/11/2019 Declaration Trust XXX XXXXXXX XXX XXXXXXX XX
06/12/2014 Deed of Trust XXXXXXXX XXXXXXXX XXXXX XXXXXXXX XXXXXXXXX XXX
06/12/2014 Grant Deed XXXXXX XXXXXX XXXXX XXXXXXXX XXXXXXXX
06/12/2014 Appointment of Trustee XXXXXX XXXXXX XXXXX XXXXXX XXXXXX X XX
08/02/1999 Deed XXXX, XXXXXXXX X XXXXXX XXXXX
12/01/1994 Deed XXXXXX, XXXXXX X XXXX, XXXXXXXX X

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 17638 Trenton 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
2026-2027
Property tax
$14,265
Tax per sq. ft.
$6
Recent tax assessments
Market value
$1,225,505
Land value
$367,651
Building value
$857,854

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 $1,201,485 1.164 $13,985 +0.69%
2024-2025 $1,177,931 1.1791 $13,889 -48.84%
2023-2024 $1,154,843 2.3508 $27,148 +101.36%
2022-2023 $1,132,200 1.1908 $13,482 +31.35%
2021-2022 $866,347 1.1848 $10,264 +2.28%
2020-2021 $857,464 1.1703 $10,035 -1.51%
2019-2020 $840,658 1.212 $10,189 +2.36%
2018-2019 $824,180 1.2077 $9,954 +2.65%
2017-2018 $808,023 1.2001 $9,697 +18.55%
2016-2017 $792,180 1.0326 $8,180 -5.16%
Permits

Permit information for 17638 Trenton Drive, Castro Valley, CA

Issued date Permit number Permit type Sub type Valuation Finaled date Status
07/31/2025
07/23/2025
06/12/2025

*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 17638 Trenton 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)
Proctor Elementary School 8 Public K-5 584 0.36
The Montessori Giving Tree NR Private K-6 7 0.62
Castro Valley Adult And Career Education NR Public 0 0.71
Alma Preschool NR Public 52 0.71
Redwood Christian Schools NR Private K-12 706 0.81
Vannoy Elementary School 7 Public K-5 441 0.82
Redwood Christian Elementary School NR Private K-5 282 0.90
Early Bird Montessori School NR Private PK, K-1 30 1.00
Early Bird Montessori School NR Private PK, K-1 30 1.00
Marshall Elementary School 9 Public K-5 491 1.34
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
Castro Valley Adult And Career Education NR Public 0 0.71
Alma Preschool NR Public 52 0.71
Redwood Christian Schools NR Private K-12 706 0.81
Canyon Middle School 6 Public 6-8 1,332 1.18
Liberty School NR Private 1-12 0 1.19
Creekside Middle School 8 Public 6-8 760 1.29
Castro Valley Virtual Academy 7 Public K-12 67 1.40
Anchor Education, Inc. NR Private 3-12 18 1.48
Our Lady Of Grace School NR Private K-8 218 1.49
Sterling West San Francisco Campus NR Private 3-11 27 1.49
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Castro Valley Adult And Career Education NR Public 0 0.71
Alma Preschool NR Public 52 0.71
Redwood Christian Schools NR Private K-12 706 0.81
Castro Valley High School 9 Public 9-12 2,799 1.05
Liberty School NR Private 1-12 0 1.19
Redwood Continuation High School 3 Public 9-12 122 1.40
Castro Valley Virtual Academy 7 Public K-12 67 1.40
Roy A. Johnson High School NR Public 9-12 24 1.40
Anchor Education, Inc. NR Private 3-12 18 1.48
Sterling West San Francisco Campus NR Private 3-11 27 1.49

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

Neighbors for 17638 Trenton Drive, Castro Valley, CA

4916 Seaview Ave, Castro Valley 5316 Proctor Rd, Castro Valley 5275 Proctor Rd, Castro Valley 5206 Reedley Way, Castro Valley 5346 El Caminito CT, Castro Valley 17905 Apricot Way, Castro Valley 4715 Audrey Dr, Castro Valley 5351 Proctor Rd, Castro Valley 5229 Reedley Way, Castro Valley 17979 Beardsley St, Castro Valley 4984 Seaview Ave, Castro Valley 5228 Tyler CT, Castro Valley 5267 Proctor Rd, Castro Valley 5283 Proctor Rd, Castro Valley 17650 Trenton Dr, Castro Valley 5026 Tyler Ln, Castro Valley 17731 Madison Ave, Castro Valley 4982 Audrey Dr, Castro Valley 5322 El Caminito CT, Castro Valley 17672 Rockhurst Rd, Castro Valley

Nearby ZIP codes for 17638 Trenton Drive, Castro Valley, CA

94541, Alameda County, CA 94542, Alameda County, CA 94544, Alameda County, CA 94545, Alameda County, CA 94552, Alameda County, CA 94577, Alameda County, CA 94578, Alameda County, CA 94579, Alameda County, CA 94580, Alameda County, CA 94601, Alameda County, CA 94603, Alameda County, CA 94605, Alameda County, CA 94613, Alameda County, CA 94619, Alameda County, CA 94621, Alameda County, CA

Frequently asked questions

What is the year built for 17638 Trenton Drive, Castro Valley, CA 94546?

The development at 17638 Trenton Drive, Castro Valley, CA 94546 was built in 1967.

What is the total square footage of 17638 Trenton Drive, Castro Valley, CA 94546?

17638 Trenton Drive, Castro Valley, CA 94546 has a total of 2,376 square feet.

When was 17638 Trenton Drive, Castro Valley, CA 94546 last sold and what was the sale price?

17638 Trenton Drive, Castro Valley, CA 94546 was last sold on 01/15/2021 for $1,110,000.

What is the assessed value of 17638 Trenton Drive, Castro Valley, CA 94546?

17638 Trenton Drive, Castro Valley, CA 94546 is currently assessed at $1,225,505.

What are the property taxes for 17638 Trenton Drive, Castro Valley, CA 94546?

The property taxes for 17638 Trenton Drive, Castro Valley, CA 94546 total $14,264.

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