Alameda County  »  21666 Redwood Rd

21666 Redwood Road, Castro Valley, CA 94546 Property Information

21666 Redwood Road, Castro Valley, CA 94546 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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21666 Redwood Road, Castro Valley, CA 94546
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Address

Primary address 21666 Redwood Road, Castro Valley
Alternate address(es) 2512 Vegas Ave
2518 Vegas Ave
Zip code 94546
County Alameda
Parcel ID 416-10-16-4

Sales & Tax Overview for 21666 Redwood Road, Castro Valley

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

Sale date 06/02/2022
Sale price $1,600,000
Arm's length
Property tax $19,906

Lot & Building Information for 21666 Redwood Road, Castro Valley

Building sqft 4,218
Building class One to Five Story Office Building (9400)
Acreage 0.27
Units 7
Stories 1
Construction type Wood/wood and steel frames
Elevator
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district
School district Hayward Unif SCH

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Other Property Data for 21666 Redwood Road, Castro Valley

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  • • Improvements for 21666 Redwood Road, Castro Valley , including their type, square footage, grade and when they were built.
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About 21666 Redwood Road, Castro Valley

How many sq. ft. does 21666 Redwood Road, Castro Valley, CA 94546 have & what is the price per sq. ft?

This One to Five Story Office Building (9400) located at 21666 Redwood Road, Castro Valley, CA 94546 has a total of 4,218 square feet and a current price per square foot of $379.

What is the market value of 21666 Redwood Road, Castro Valley, CA 94546?

The current market value is $1,697,920.

How many commercial spaces does this building have?

This building has 7 commercial spaces available for lease.

Ownership Information

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Past Sales & Property History for 21666 Redwood Road, Castro Valley

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Purchase date Purchase price Buyer name Seller name
06/02/2022 $1,600,000
08/18/1994 $650,000
       
       
       
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Title Documents for 21666 Redwood Road, Castro Valley

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Date Type Amount Party 1 Party 2 Maturity Document Doc image
06/02/2022 Grant Deed
05/25/2022 Reconveyance
10/05/2015 Trust Transfer Deed
07/19/1996 Deed
08/18/1994 Deed
08/18/1994 Deed
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R: Recorded date
D: Document date

Property Taxes for 21666 Redwood Road, Castro Valley

Access detailed property tax data for 21666 Redwood Road, 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 $19,906
Market value $1,697,920

Assessment History for 21666 Redwood Road, Castro Valley

Here's the assessment & property tax history for 21666 Redwood Road, 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 $1,697,920 1.1724 $19,906 +0.98%
2024-2025 $1,664,640 1.1842 $19,713 -22.76%
2023-2024 $1,632,000 1.5638 $25,521 +108.67%
2022-2023 $1,028,787 1.1888 $12,230 +0.81%
2021-2022 $1,008,617 1.2028 $12,132 +1.17%

Permits for 21666 Redwood Road, Castro Valley

The complete history of permits filed for 21666 Redwood Road, 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
03/13/2017
       
       
       
       
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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.

Demographics by Zip Code

Total population 44,855
Median age 41.7
Average household income $161,274
Family households 74.3%
Occupied housing units 15,565
Owner occupied units 66.3%
Average number of people per household 2.84
Median year structure built 1960
Median value for units with a mortgage $1,065,100
Median value for units without a mortgage $995,000

Risk

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FEMA flood zone(s) AE, 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 21666 Redwood Road, 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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Neighbors for 21666 Redwood Road, Castro Valley

Here are the neighbors for 21666 Redwood Road, Castro Valley.

Address Square feet Purchase date Purchase price
21951 Idena Ave, Castro Valley 2,328 04/11/2025
2527 Vegas Ave, Castro Valley 905 07/30/2019 $625,000
2693 Vegas Ave, Castro Valley 1,016 01/24/2017
2690 Watson St, Castro Valley 1,104 04/03/2026 $840,000
1729 Knox St, Castro Valley 1,898 01/21/2025
2696 Watson St, Castro Valley 1,516 08/18/2023 $975,000
2524 Vegas Ave, Castro Valley 621 06/25/2009 $229,000
22422 N 5th St, Castro Valley 3,192 05/27/2022 $1,895,000
1718 Knox St, Castro Valley 1,116 02/01/2021 $775,000
2698 Vegas Ave, Castro Valley 1,016 05/31/2019 $650,000
2639 Vegas Ave, Castro Valley 1,993 09/24/2015
2537 Watson St, Castro Valley 1,016 03/23/2018 $620,000
2515 Vegas Ave, Castro Valley 905 01/26/2000 $205,000
2672 Watson St, Castro Valley 905 07/19/2021 $807,000
21504 Redwood Rd, Castro Valley
22088 Baywood Ave, Castro Valley 1,476 03/31/2026
22253 N 5th St, Castro Valley 1,346 11/02/2018 $660,000
1647 Knox St, Castro Valley 530 12/18/2025
1705 Knox St, Castro Valley 1,848 03/25/2020
2684 Watson St, Castro Valley 1,061 10/17/2024 $840,000

Nearby ZIP Codes for 21666 Redwood Road, Castro Valley

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