Alameda County  »  4940 Seaview Ave

4940 Seaview Avenue, Castro Valley, CA 94546 Property Information

4940 Seaview 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

4940 Seaview Avenue, Castro Valley, CA 94546
static Mapbox map

Address

Primary address 4940 Seaview Avenue, Castro Valley
Zip code 94546
County Alameda
Parcel ID 84C-922-79-2

Sales & Tax Overview for 4940 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 07/14/2010
Sale price $684,000
Arm's length
Property tax $10,200

Lot & Building Information for 4940 Seaview Avenue, Castro Valley

Building sqft 2,210
Building class Single Family Residential Homes Used as Such (1100)
Acreage 0.23
Units 1
Year built 1936
Stories 1
Bedrooms 4
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 Castro Vly Unif SCH

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

Other Property Data for 4940 Seaview 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 4940 Seaview 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 4940 Seaview Avenue, Castro Valley

What is the year built & the total sq. ft. for 4940 Seaview Avenue, Castro Valley, CA 94546?

4940 Seaview Avenue, Castro Valley, CA 94546 was built in 1936 and has a total of 2,210 square feet.

What is the assessed value of 4940 Seaview Avenue, Castro Valley, CA 94546 and the property tax paid?

Assessed at $876,271, the tax amount paid for 4940 Seaview Avenue, Castro Valley, CA 94546 is $10,199.

When was 4940 Seaview Avenue, Castro Valley, CA 94546 last sold and what was the last sale price?

4940 Seaview Avenue, Castro Valley, CA 94546 was last sold in 07/14/2010 for $684,000.

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 4940 Seaview Avenue, Castro Valley

Create a free account to view the complete sales history for 4940 Seaview Avenue, Castro Valley, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
07/14/2010 $684,000

Title Documents for 4940 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
03/25/2015 Deed of Trust 04/01/2030
03/25/2015 Power of Attorney
07/14/2010 Deed
               
               
Unlock title documents, including buyer and seller information (when available).
Sign up

R: Recorded date
D: Document date

Property Taxes for 4940 Seaview Avenue, Castro Valley

Access detailed property tax data for 4940 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
Property tax $10,200
Market value $876,271

Assessment History for 4940 Seaview Avenue, Castro Valley

Here's the assessment & property tax history for 4940 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 $876,271 1.164 $10,200 +0.69%
2024-2025 $859,097 1.1791 $10,130 -48.84%
2023-2024 $842,256 2.3508 $19,800 +101.36%
2022-2023 $825,744 1.1908 $9,833 +2.51%
2021-2022 $809,554 1.1848 $9,592 +2.29%

Permits for 4940 Seaview Avenue, Castro Valley

The complete history of permits filed for 4940 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.

Issued Permit Type Status
02/28/2022
       
       
       
       
Unlock the permit history for 4940 Seaview Avenue, Castro Valley with a free account.
Sign up

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 4940 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 4940 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 0.28
Castro Valley Adult And Career Education NR Public 0 0.43
Alma Preschool NR Public 52 0.43
Redwood Christian Schools NR Private K-12 706 0.53
The Montessori Giving Tree NR Private K-6 7 0.59

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
Castro Valley Adult And Career Education NR Public 0 0.43
Alma Preschool NR Public 52 0.43
Redwood Christian Schools NR Private K-12 706 0.53
Creekside Middle School 8 Public 6-8 760 1.09
Canyon Middle School 6 Public 6-8 1,332 1.12

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Castro Valley Adult And Career Education NR Public 0 0.43
Alma Preschool NR Public 52 0.43
Redwood Christian Schools NR Private K-12 706 0.53
Castro Valley High School 9 Public 9-12 2,799 0.77
Anchor Education, Inc. NR Private 3-12 18 1.24

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

Neighbors for 4940 Seaview Avenue, Castro Valley

Here are the neighbors for 4940 Seaview Avenue, Castro Valley.

Address Square feet Purchase date Purchase price
5222 Reedley Way, Castro Valley 1,876 06/08/1989 $293,000
17647 Trenton Dr, Castro Valley 1,660 02/04/2014
17823 Madison Ave, Castro Valley 1,798 05/24/2019 $1,060,000
4928 Seaview Ave, Castro Valley 1,357 09/16/1998
4832 Seaview Ave, Castro Valley 2,797 12/05/2013 $165,000
17883 Apricot Way, Castro Valley 1,234 03/14/2018 $828,000
17627 Madison Ave, Castro Valley 2,897 04/29/2021
5309 Proctor Rd, Castro Valley 1,912 02/25/1998 $290,000
5315 Willow Glen Pl, Castro Valley 2,880 10/16/2023 $2,050,000
4948 Seaview Ave, Castro Valley 1,848 01/11/1995 $10,500
5259 Proctor Rd, Castro Valley 1,591 10/04/2024 $1,150,000
5321 Willow Glen Pl, Castro Valley 4,484 10/24/2016
5340 El Caminito CT, Castro Valley 1,941 01/15/2016
17629 Trenton Dr, Castro Valley 2,075 07/12/2002
17588 Redwood Rd, Castro Valley
5337 Willow Glen Pl, Castro Valley 3,536 02/01/2017
5309 Willow Glen Pl, Castro Valley 3,584 05/29/2019 $1,310,000
5352 El Caminito CT, Castro Valley 2,040 02/14/2000
4936 Seaview Ave, Castro Valley 3,310 09/28/2020
5224 Tyler CT, Castro Valley 1,702 03/09/2021

Nearby ZIP Codes for 4940 Seaview Avenue, Castro Valley

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