Alameda County  »  94546  »  Redwood Rd  »  21634 Redwood Rd

21634 Redwood Road, Castro Valley, CA 94546 - Property report

Also known as: 21634 Redwood Rd

Property image for 21634 Redwood Road, Castro Valley, CA 94546
static Mapbox map

Property type

Office Building (SCILSO)

Year built

2024

Acreage

10.39

General Information

Address
Primary address
21634 Redwood Rd
Castro Valley, CA 94546
Zip code
94546
County
Alameda
Parcel ID
416-10-47

Owner

Find out who owns 21634 Redwood Road, Castro Valley, CA 94546. Uncover corporate and individual owners with a free account.

Tax
Tax year
2026-2027
Property tax
$159,449
Building
Property type
Office Building
Building sq. ft.
32,108
Stories
20
Year built
2024
Building material
Wood/wood and steel frames
Last altered
2025
Elevator
Lot
Acreage
10.39
Lot sq. ft.
452,588
Parking
Zoning & use
Zoning
Qualified opportunity zone
Units
12

Area overview

Walk score
82 /100.  Very Walkable
Transit score
44 /100.  Some Transit
Bike score
71 /100.  Very Bikeable
School district
HAYWARD UNIF SCH
Ownership

Ownership information for 21634 Redwood Road, Castro Valley, CA

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

Sales history for 21634 Redwood Road, Castro Valley, CA 94546

No recently recorded sales for this property.

More about Alameda County property records.

Title documents

Date Type Amount Party 1 Party 2
08/19/2020 Easement Quitclaim Deed XXXX XXX XXXXXXXXX XXXXXXX XXXXXXXX XXXXXX XX X X
08/17/2020 Easement XXXXXX XX X X XXXX XXX XXXXXXXXX XXXXXXX XXXXXXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 21634 Redwood Road, 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
$159,449
Recent tax assessments
Market value
$13,600,230
Land value
$850,230
Building value
$12,750,000

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 $13,333,564 1.1724 $156,323 +8.94%
2024-2025 $12,117,219 1.1842 $143,492 +16.72%
2023-2024 $7,861,197 1.5638 $122,933 +196.69%
2022-2023 $3,485,490 1.1888 $41,436 +347.32%
2021-2022 $770,091 1.2028 $9,263 +1.17%
2020-2021 $762,201 1.2012 $9,156 -0.87%
2019-2020 $747,256 1.236 $9,236 n/a
Permits

Permit information for 21634 Redwood Road, Castro Valley, CA

Issued date Permit number Permit type Sub type Valuation Finaled date Status
04/19/2024
12/09/2021
06/17/2021
06/17/2021
08/25/2020

*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.

Demographics by ZIP code

Total population
44,855
Median age
41.7
Average household income
$161,274
Family households
74.3%
People per household (average)
2.84
Occupied housing units
15,565
Owner-occupied units
66.3%
Median year structure built
1960
Median value mortgaged units
$1,065,100
Median value unmortgaged units
$995,000

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
AE, 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 21634 Redwood Road, 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.

Neighbors for 21634 Redwood Road, Castro Valley, CA

3521 Teeling CT, Castro Valley 21729 Gail Dr, Castro Valley 3525 Teeling CT, Castro Valley 3533 Teeling CT, Castro Valley 3532 Teeling CT, Castro Valley 3534 Teeling CT, Castro Valley 3523 Teeling CT, Castro Valley 3530 Teeling CT, Castro Valley 3531 Teeling CT, Castro Valley 3535 Teeling CT, Castro Valley 3544 Jamison Way, Castro Valley

Nearby ZIP codes for 21634 Redwood Road, 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 market value of 21634 Redwood Road, Castro Valley, CA 94546?

The current market value of 21634 Redwood Road, Castro Valley, CA 94546 is $13,333,564.

What is the total square footage of 21634 Redwood Road, Castro Valley, CA 94546?

21634 Redwood Road, Castro Valley, CA 94546 has a total of 29,936 square feet.

Disclaimer

Copyright 2003-2026 by PropertyShark.com

All data comes from government sources. No attempt has been made to validate it. No attempt has been made to validate the accuracy of the programming of this website.

Do not rely on this report to support investment decisions. The only authoritative source for the information in this report is the government agencies from which the data was acquired.

Sign up for a free account