Alameda County  »  4300 Omega Ave

4300 Omega Avenue, Castro Valley, CA 94546 Property Information

4300 Omega Avenue, Castro Valley, CA 94546 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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4300 Omega Avenue, Castro Valley, CA 94546
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Address

Primary address 4300 Omega Avenue, Castro Valley
Zip code 94546
County Alameda
Parcel ID 84C-674-13

Sales & Tax Overview for 4300 Omega 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 04/25/2003
Sale price $306,500
Arm's length
Current property tax $7,874

Lot & Building Information for 4300 Omega Avenue, Castro Valley

Building sqft 1,806
Building class Single Family Residential Homes Used as Such (1100)
Acreage 0.15
Units 1
Year built 1948
Stories 1
Bedrooms 5
Bathrooms 3
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district Single Family Residential (R1-CSU-RV)
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 4300 Omega Avenue, Castro Valley

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  • • Improvements for 4300 Omega 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).
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About 4300 Omega Avenue, Castro Valley

What is the year built & the total sq. ft. for 4300 Omega Avenue, Castro Valley, CA 94546?

4300 Omega Avenue, Castro Valley, CA 94546 was built in 1948 and has a total of 1,806 square feet.

What is the assessed value of 4300 Omega Avenue, Castro Valley, CA 94546 and the property tax paid?

Assessed at $683,427, the tax amount paid for 4300 Omega Avenue, Castro Valley, CA 94546 is $7,955.

When was 4300 Omega Avenue, Castro Valley, CA 94546 last sold and what was the last sale price?

4300 Omega Avenue, Castro Valley, CA 94546 was last sold in 04/25/2003 for $306,500.

Ownership Information

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Real Estate Reports:
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.
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.
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Past Sales & Property History for 4300 Omega Avenue, Castro Valley

Create a free account to view the complete sales history for 4300 Omega Avenue, Castro Valley, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
04/25/2003 $306,500
05/24/2001 $340,000
06/08/1999 $230,000
       
       
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*Here are the three most recent sales for this property.


Title Documents for 4300 Omega 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
07/25/2025 Reconveyance
07/02/2025 Deed of trust 07/01/2055
05/30/2013 Deed of Trust 06/01/2028
04/25/2003 Deed
04/25/2003 Deed
05/24/2001 Deed
06/08/1999 Deed
03/01/1995 Deed
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R: Recorded date
D: Document date

Property Taxes for 4300 Omega Avenue, Castro Valley

Access detailed property tax data for 4300 Omega Avenue, Castro Valley, CA 94546. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Base tax $7,955
Current property tax $7,874
Market value $683,427

Assessment History for 4300 Omega Avenue, Castro Valley

Here's the assessment & property tax history for 4300 Omega 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 $683,427 1.164 $7,955 +0.69%
2024-2025 $670,030 1.1791 $7,900 -48.84%
2023-2024 $656,895 2.3508 $15,442 +101.36%
2022-2023 $644,017 1.1908 $7,669 +2.51%
2021-2022 $631,393 1.1848 $7,481 +2.29%

Permits for 4300 Omega Avenue, Castro Valley

The complete history of permits filed for 4300 Omega 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 4300 Omega 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 4300 Omega 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)
Marshall Elementary School 9 Public K-5 491 0.18
Early Bird Montessori School NR Private PK, K-1 30 0.31
Early Bird Montessori School NR Private PK, K-1 30 0.31
Vannoy Elementary School 7 Public K-5 441 0.59
Independent Elementary School 8 Public K-5 634 0.67

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
Creekside Middle School 8 Public 6-8 760 0.11
Canyon Middle School 6 Public 6-8 1,332 0.75
Castro Valley Adult And Career Education NR Public 0 0.76
Alma Preschool NR Public 52 0.79
Redwood Christian Schools NR Private K-12 706 0.79

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Castro Valley Adult And Career Education NR Public 0 0.76
Alma Preschool NR Public 52 0.79
Redwood Christian Schools NR Private K-12 706 0.79
Castro Valley High School 9 Public 9-12 2,799 0.91
Special Education-Preschool-Laurel NR Public 1 0.92

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

Neighbors for 4300 Omega Avenue, Castro Valley

Here are the neighbors for 4300 Omega Avenue, Castro Valley.

Address Square feet Purchase date Purchase price
4126 David St, Castro Valley 1,460 03/15/2010 $400,000
3625 Castro Valley Blvd, Castro Valley 2,512 01/31/1990 $500,000
3414 Pine St, Castro Valley 978 12/05/2025 $844,000
4114 David St, Castro Valley 1,708 03/29/2010 $310,000
4324 Omega Ave, Castro Valley 1,443 01/13/2000 $245,000
4357 Circle Ave, Castro Valley 1,390 07/28/2000 $310,000
21100 Aspen Ave, Castro Valley 1,660 07/31/2013
4321 Circle Ave, Castro Valley 2,117 06/14/2001 $390,000
4284 Omega Ave, Castro Valley 1,080 11/13/2023
3430 Pine St, Castro Valley 866 02/09/1995
20266 Marshall St, Castro Valley 1,453 02/16/2022 $1,230,000
4316 Omega Ave, Castro Valley 2,240 02/24/2016
4345 Circle Ave, Castro Valley 1,402 01/04/2018
4327 Circle Ave, Castro Valley 1,255 06/19/2020 $829,000
4340 Omega Ave, Castro Valley 1,396 10/09/2018
20274 Marshall St, Castro Valley 2,887 09/24/2015
4122 David St, Castro Valley 1,018 04/15/2021
4276 Omega Ave, Castro Valley 1,270 11/17/2009 $515,000
4351 Circle Ave, Castro Valley 1,050 06/03/2024 $888,000
4106 David St, Castro Valley 1,059 01/03/2020 $620,000

Nearby ZIP Codes for 4300 Omega Avenue, Castro Valley

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