Alameda County  »  20117 Forest Ave

20117 Forest Avenue, Castro Valley, CA 94546 Property Information

20117 Forest Avenue, Castro Valley, CA 94546 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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20117 Forest Avenue, Castro Valley, CA 94546
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Address

Primary address 20117 Forest Avenue, Castro Valley
Zip code 94546
County Alameda
Parcel ID 84C-726-45-1

Sales & Tax Overview for 20117 Forest Avenue, Castro Valley

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

Sale date 11/20/2013
Sale price $260,000
Property tax $15,983

Lot & Building Information for 20117 Forest Avenue, Castro Valley

Building sqft 11,680
Total sqft 11,680
Building class Multiple Residential Building of 5 or More Units (7700)
Acreage 0.62
Buildings on lot 2
Units 13
Stories 2
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 Castro Vly Unif SCH

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

Other Property Data for 20117 Forest Avenue, Castro Valley

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About 20117 Forest Avenue, Castro Valley

How many square feet does 20117 Forest Avenue, Castro Valley, CA 94546 have?

This Multiple Residential Building of 5 or More Units (7700) located at 20117 Forest Avenue, Castro Valley, CA 94546 has a total of 11,680 square feet.

What is the assessed value of 20117 Forest Avenue, Castro Valley, CA 94546 and the property tax paid?

Assessed at $1,373,135, the tax amount paid for 20117 Forest Avenue, Castro Valley, CA 94546 is $15,983.

When was 20117 Forest Avenue, Castro Valley, CA 94546 last sold?

20117 Forest Avenue, Castro Valley, CA 94546 was last sold in 02/02/2021.

How many residential units does this building have?

This building has 13 residential unit(s).

Ownership Information

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Real Estate Reports:
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.
Laura Pop-Badiu, Apr 09, 2026 How to Do a Title Search on Property Yourself: A Step-by-Step Online GuideĀ 
A property title search is the process of reviewing public records to confirm who legally owns a property and whether there are any liens, mortgages or legal claims attached to it. Explore our step-by-step guide explaining how you can perform a title search yourself. 
Laura Pop-Badiu, Mar 31, 2026 Property Owners Map: How to See Ownership Details and Parcel Lines
If you’re trying to find property owners by map, evaluate nearby parcels or understand how properties connect, a map-based approach makes the process faster, clearer and more intuitive.
Research 100M+ property records powered by:
  • 2000+ governmental and public data sources
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Past Sales & Property History for 20117 Forest Avenue, Castro Valley

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Purchase date Purchase price Buyer name Seller name
11/20/2013 $260,000
12/30/1997 $980,000
       
       
       
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Title Documents for 20117 Forest Avenue, Castro Valley

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Date Type Amount Party 1 Party 2 Maturity Document Doc image
02/02/2021 Grant Deed
11/20/2013 Grant Deed
01/11/2008 Deed
12/30/1997 Deed
               
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R: Recorded date
D: Document date

Property Taxes for 20117 Forest Avenue, Castro Valley

Access detailed property tax data for 20117 Forest Avenue, 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 $15,983
Market value $1,373,135

Assessment History for 20117 Forest Avenue, Castro Valley

Here's the assessment & property tax history for 20117 Forest Avenue, 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 $1,373,135 1.164 $15,983 +0.69%
2024-2025 $1,346,217 1.1791 $15,873 -48.84%
2023-2024 $1,319,824 2.3508 $31,026 +101.36%
2022-2023 $1,293,947 1.1908 $15,408 +2.52%
2021-2022 $1,268,577 1.1848 $15,030 +1.89%

Permits for 20117 Forest Avenue, Castro Valley

The complete history of permits filed for 20117 Forest Avenue, 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
$1,042,500
-3.4% YoY
Median Price/Sqft
$652
-4.7% YoY
Alameda County Median Sale Price
$1,020,000
-4.2% 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 45,848
Median age 42
Average household income $156,642
Family households 73.7%
Occupied housing units 15,918
Owner occupied units 65.8%
Average number of people per household 2
Median year structure built 1960
Median value for units with a mortgage $991,400
Median value for units without a mortgage $940,000

Risk

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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

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Neighbors for 20117 Forest Avenue, Castro Valley

Here are the neighbors for 20117 Forest Avenue, Castro Valley.

Address Square feet Purchase date Purchase price
19889 Forest Ave, Castro Valley 1,519 03/17/2023 $830,000
20089 Meadowlark Dr, Castro Valley 1,408 10/28/2025 $1,295,000
20667 Maria CT, Castro Valley 1,266 08/23/2021
20050 Meadowlark Dr, Castro Valley 1,455 11/30/2012
4187 Berdina Rd, Castro Valley 1,344 04/25/2018
19847 Forest Ave, Castro Valley 1,286 07/27/2023 $1,150,000
20671 Maria CT, Castro Valley 1,569 08/14/2013 $465,000
4018 Leavitt CT, Castro Valley 2,160 07/15/2019
20136 Catalina Dr, Castro Valley 1,017 10/25/2013
19893 Forest Ave, Castro Valley 1,437 04/22/2005 $450,000
20634 Maria CT, Castro Valley 1,266 11/05/2024 $755,000
20663 Maria CT, Castro Valley 1,266 03/14/2017
3726 Castro Valley Blvd, Castro Valley 1,465 06/30/1994 $390,000
20148 Catalina Dr, Castro Valley 1,017 05/07/2019
4213 Berdina Rd, Castro Valley 2,436 12/29/2020
19998 Meadowlark Dr, Castro Valley 1,738 03/12/2007
20031 Meadowlark Dr, Castro Valley 1,329
4033 Leavitt CT, Castro Valley 1,811 09/07/2022 $1,250,000
20635 Maria CT, Castro Valley 1,266 04/17/2002
20112 Catalina Dr, Castro Valley 1,032 04/16/2024

Nearby ZIP Codes for 20117 Forest Avenue, Castro Valley

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