Alameda County  »  4823 Seaview Ave

4823 Seaview Avenue, Castro Valley, CA 94546 Property Information

4823 Seaview Avenue, Castro Valley, CA 94546 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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4823 Seaview Avenue, Castro Valley, CA 94546
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Address

Primary address 4823 Seaview Avenue, Castro Valley
Zip code 94546
County Alameda
Parcel ID 84C-851-3

Sales & Tax Overview for 4823 Seaview 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 11/04/2004
Sale price $655,000
Arm's length
Current property tax $10,545

Lot & Building Information for 4823 Seaview Avenue, Castro Valley

Building sqft 1,761
Building class Single Family Residential Homes Used as Such (1100)
Acreage 0.2
Units 1
Year built 1954
Stories 2
Bedrooms 5
Bathrooms 2
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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 4823 Seaview Avenue, Castro Valley

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  • • Improvements for 4823 Seaview Avenue, Castro Valley , including their type, square footage, grade and when they were built.
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About 4823 Seaview Avenue, Castro Valley

What is the year built & the total sq. ft. for 4823 Seaview Avenue, Castro Valley, CA 94546?

4823 Seaview Avenue, Castro Valley, CA 94546 was built in 1954 and has a total of 1,761 square feet.

What is the assessed value of 4823 Seaview Avenue, Castro Valley, CA 94546 and the property tax paid?

Assessed at $912,925, the tax amount paid for 4823 Seaview Avenue, Castro Valley, CA 94546 is $10,626.

When was 4823 Seaview Avenue, Castro Valley, CA 94546 last sold and what was the last sale price?

4823 Seaview Avenue, Castro Valley, CA 94546 was last sold in 11/04/2004 for $655,000.

Ownership Information

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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.
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Past Sales & Property History for 4823 Seaview Avenue, Castro Valley

Create a free account to view the complete sales history for 4823 Seaview Avenue, Castro Valley, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
11/04/2004 $655,000
03/25/1993 $235,000
06/28/1989 $280,000
       
       
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*Here are the three most recent sales for this property.


Title Documents for 4823 Seaview 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
09/03/2024 Reconveyance
09/03/2024 Substitution of trustee
05/09/2024 Deed of trust
Request notice default/delinq
05/09/2024 Deed of trust
Request notice default/delinq
06/01/2022 Deed of trust
Request notice default/delinq
06/01/2022 Deed of trust
Request notice default/delinq
01/03/2022 Reconveyance
12/29/2021 Deed of trust 01/01/2052
07/10/2020 Deed of trust
Request notice default/delinq
04/02/2020 Deed of trust 04/01/2050
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R: Recorded date
D: Document date

Property Taxes for 4823 Seaview Avenue, Castro Valley

Access detailed property tax data for 4823 Seaview 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 $10,626
Current property tax $10,545
Market value $912,925

Assessment History for 4823 Seaview Avenue, Castro Valley

Here's the assessment & property tax history for 4823 Seaview 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 $912,925 1.164 $10,626 +0.69%
2024-2025 $895,030 1.1791 $10,553 -48.84%
2023-2024 $877,483 2.3508 $20,628 +101.36%
2022-2023 $860,283 1.1908 $10,244 +2.51%
2021-2022 $843,417 1.1848 $9,993 +2.29%

Permits for 4823 Seaview Avenue, Castro Valley

The complete history of permits filed for 4823 Seaview 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 4823 Seaview 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 4823 Seaview 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)
Proctor Elementary School 8 Public K-5 584 0.20
Alma Preschool NR Public 52 0.39
Castro Valley Adult And Career Education NR Public 0 0.41
Redwood Christian Schools NR Private K-12 706 0.45
The Montessori Giving Tree NR Private K-6 7 0.45

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
Alma Preschool NR Public 52 0.39
Castro Valley Adult And Career Education NR Public 0 0.41
Redwood Christian Schools NR Private K-12 706 0.45
Castro Valley Virtual Academy 7 Public K-12 67 1.03
Anchor Education, Inc. NR Private 3-12 18 1.04

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Alma Preschool NR Public 52 0.39
Castro Valley Adult And Career Education NR Public 0 0.41
Redwood Christian Schools NR Private K-12 706 0.45
Castro Valley High School 9 Public 9-12 2,799 0.63
Roy A. Johnson High School NR Public 9-12 24 1.03

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

Neighbors for 4823 Seaview Avenue, Castro Valley

Here are the neighbors for 4823 Seaview Avenue, Castro Valley.

Address Square feet Purchase date Purchase price
4865 Seaview Ave, Castro Valley 1,040
4352 Alma Ave, Castro Valley 1,896 06/02/2008
4409 Alma Ave, Castro Valley 1,520 05/04/2023 $1,335,000
4768 Audrey Dr, Castro Valley 1,084 08/26/2003 $57,500
4744 Audrey Dr, Castro Valley 1,084 04/14/2021
4662 Seven Hills Rd, Castro Valley 1,011 04/08/2021 $860,000
4829 Seaview Ave, Castro Valley 1,365 01/19/2022
4774 Audrey Dr, Castro Valley 1,069 06/21/1994 $100,000
4569 Alma Ave, Castro Valley 2,428 04/23/2008
4853 Seaview Ave, Castro Valley 1,092 01/28/2020
4663 Seven Hills Rd, Castro Valley 1,712 04/14/2023 $1,235,000
4344 Alma Ave, Castro Valley 1,300 03/19/2018
4782 Audrey Dr, Castro Valley 1,590 01/05/2026
18750 Pepper St, Castro Valley 2,530 05/12/1989 $205,000
18771 Brickell Way, Castro Valley 1,882 12/30/2021
4835 Seaview Ave, Castro Valley 1,592 04/05/2019
4380 Alma Ave, Castro Valley 1,219 07/24/2003
4752 Audrey Dr, Castro Valley 1,269 03/28/2006 $735,000
18642 Pepper St, Castro Valley 1,557 08/06/1993
18890 Redwood Rd, Castro Valley 1,290 05/08/2025 $990,000

Nearby ZIP Codes for 4823 Seaview Avenue, Castro Valley

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