Alameda County  »  21478 Orange Ave

21478 Orange Avenue, Castro Valley, CA 94546 Property Information

21478 Orange Avenue, Castro Valley, CA 94546 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
Unlock this property report with a free account.

Access up-to-date information from property owner names to sales history, tax info, title documents, mortgages, development, maps, permits and more.
Sign Up Now
Research 100M+ property records powered by:
  • 2000+ governmental and public data sources
  • 80 dedicated analysts and researchers
  • 20+ years of real estate experience
Learn More

Photo & Map Show Hide

21478 Orange Avenue, Castro Valley, CA 94546
static Mapbox map

Address

Primary address 21478 Orange Avenue, Castro Valley
Zip code 94546
County Alameda
Parcel ID 415-120-25

Sales & Tax Overview for 21478 Orange 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 09/18/2019
Sale price $685,000
Arm's length
Property tax $8,783

Lot & Building Information for 21478 Orange Avenue, Castro Valley

Building sqft 1,200
Building class Single Family Residential Homes Used as Such (1100)
Acreage 0.11
Units 1
Year built 1948
Stories 1
Bedrooms 3
Bathrooms 2
Unlock this property report with a free account.

Access up-to-date information from property owner names to sales history, tax info, title documents, mortgages, development, maps, permits and more.
Sign Up Now

Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district Single Family Residential (R1-CSU-RV)
School district Hayward Unif SCH

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

Other Property Data for 21478 Orange Avenue, Castro Valley

Property reports include comprehensive occupancy, improvement and development information (where available).
Create a free account to access valuable data points such as:

  • • Improvements for 21478 Orange Avenue, Castro Valley , including their type, square footage, grade and when they were built.
  • Development maps such as planimetric, zoning, land use and urban landscape maps (building age and stories).
Unlock all property data with a free account.
Sign up

About 21478 Orange Avenue, Castro Valley

What is the year built & the total sq. ft. for 21478 Orange Avenue, Castro Valley, CA 94546?

21478 Orange Avenue, Castro Valley, CA 94546 was built in 1948 and has a total of 1,200 square feet.

What is the assessed value of 21478 Orange Avenue, Castro Valley, CA 94546 and the property tax paid?

Assessed at $749,135, the tax amount paid for 21478 Orange Avenue, Castro Valley, CA 94546 is $8,782.

When was 21478 Orange Avenue, Castro Valley, CA 94546 last sold?

21478 Orange Avenue, Castro Valley, CA 94546 was last sold in 06/26/2023.

Ownership Information

View detailed property contacts like owners, building management, representatives from permits and tenants with a free account.

Real Estate Reports:
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.
Eliza Theiss, Apr 23, 2026 $4.6M Hudson Yards Maintains Top Spot, Luxury Sales in Malba Set $2.5M Price Record for Queens
Despite prices declining, Hudson Yards remained the most expensive NYC neighborhood, but TriBeCa’s growth closed the gap to under $400,000, while Malba set a new historic price record for Queens at $2.5 million, securing the highest ranking ever for the borough at #5.
Research 100M+ property records powered by:
  • 2000+ governmental and public data sources
  • 80 dedicated analysts and researchers
  • 20+ years of real estate experience
Learn More

Past Sales & Property History for 21478 Orange Avenue, Castro Valley

Create a free account to view the complete sales history for 21478 Orange Avenue, Castro Valley, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
09/18/2019 $685,000

Title Documents for 21478 Orange Avenue, 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
06/26/2023 Grant Deed
02/01/2022 Deed of trust 02/01/2052
09/18/2019 Deed of Trust 10/01/2049
09/18/2019 Grant Deed
11/06/2017 Reconveyance
02/14/2017 Deed of Trust
Ucc Fin STMT(1-2 PGS)
02/08/2042
11/14/2014 Grant Deed to Revocable Trust
01/03/2013 Deed of Trust 02/01/2043
Unlock title documents, including buyer and seller information (when available).
Sign up

R: Recorded date
D: Document date

Property Taxes for 21478 Orange Avenue, Castro Valley

Access detailed property tax data for 21478 Orange 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 $8,783
Market value $749,135

Assessment History for 21478 Orange Avenue, Castro Valley

Here's the assessment & property tax history for 21478 Orange 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 $749,135 1.1724 $8,783 +0.98%
2024-2025 $734,450 1.1842 $8,697 -22.76%
2023-2024 $720,051 1.5638 $11,260 +34.18%
2022-2023 $705,933 1.1888 $8,392 +0.81%
2021-2022 $692,095 1.2028 $8,325 +1.18%

Permits for 21478 Orange Avenue, Castro Valley

The complete history of permits filed for 21478 Orange 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
$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 21478 Orange Avenue, 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 21478 Orange Avenue, Castro Valley to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

View daily traffic map

Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance to school (mi)
The Montessori Giving Tree NR Private K-6 12 0.28
Vita Academy NR Private 1-6 0 0.45
Strobridge Elementary School NR Public K-6 362 0.49
Special Education-Preschool-Laurel NR Public 1 0.50
Castro Valley Elementary School 6 Public K-5 472 0.71

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
Special Education-Preschool-Laurel NR Public 1 0.50
Liber Community School NR Private 4-12 0 0.82
Our Lady Of Grace School NR Private K-8 218 0.87
Stellar Preparatory High School NR Private 9 0 0.88
Faith Ringgold School of Arts and Science 1 Public K-8 111 0.93

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Special Education-Preschool-Laurel NR Public 1 0.50
Liber Community School NR Private 4-12 0 0.82
Stellar Preparatory High School NR Private 9 0 0.88
Stellar Preparatory High School NR Private 9-11 26 1.15
Castro Valley High School 9 Public 9-12 2,799 1.18

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

Neighbors for 21478 Orange Avenue, Castro Valley

Here are the neighbors for 21478 Orange Avenue, Castro Valley.

Address Square feet Purchase date Purchase price
2224 Lessley Ave, Castro Valley 1,141 03/15/2019 $670,000
21543 Tanglewood Dr, Castro Valley 2,003 01/29/1992
21476 Orange Ave, Castro Valley 1,197 01/06/2026 $1,100,000
2240 Lessley Ave, Castro Valley 988 12/17/2018
2228 Lessley Ave, Castro Valley 1,200 05/23/2022 $1,001,000
2231 Lessley Ave, Castro Valley 1,258 11/06/2023 $901,000
21480 Orange Ave, Castro Valley 1,288 03/18/2021
21777 Tanglewood Dr, Castro Valley 2,918 12/28/2017
2264 Lessley Ave, Castro Valley 906 12/08/2006
2216 Lessley Ave, Castro Valley 1,464 06/21/2021 $875,000
1890 Grove Way, Castro Valley 1,947 10/10/2007 $620,000
2265 Reading Ave, Castro Valley 996 05/21/2018
21885 Tanglewood Dr, Castro Valley 2,079 04/11/2018
2241 Reading Ave, Castro Valley 1,864 12/09/2022
2249 Reading Ave, Castro Valley 917 09/27/2022
21472 Orange Ave, Castro Valley 1,200 04/22/2005 $525,000
2273 Reading Ave, Castro Valley 1,018 07/27/2022
2232 Lessley Ave, Castro Valley 1,302 03/28/2022
21659 Tanglewood Dr, Castro Valley 1,796 05/31/2017
22158 Belle St, Castro Valley 1,512 02/11/2020 $750,000

Nearby ZIP Codes for 21478 Orange Avenue, Castro Valley

Not sure if we cover all the data-points you need? View sample full report View sample full report