Alameda County  »  4231 Hanford St

4231 Hanford Street, Union City, CA 94587 Property Information

4231 Hanford Street, Union City, CA 94587 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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4231 Hanford Street, Union City, CA 94587
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Address

Primary address 4231 Hanford Street, Union City
Zip code 94587
County Alameda
Parcel ID 543-438-174

Sales & Tax Overview for 4231 Hanford Street, Union City

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

Sale date 11/21/2025
Sale price $1,470,000
Arm's length
Current property tax $11,179

Lot & Building Information for 4231 Hanford Street, Union City

Building sqft 1,566
Building class Single Family Residential Homes Used as Such (1100)
Acreage 0.12
Units 1
Year built 1985
Stories 2
Bedrooms 3
Bathrooms 2
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district Single Family Residential (RS 4500)
School district New Haven SCH

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

Other Property Data for 4231 Hanford Street, Union City

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  • • Improvements for 4231 Hanford Street, Union City , including their type, square footage, grade and when they were built.
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About 4231 Hanford Street, Union City

What is the year built & the total sq. ft. for 4231 Hanford Street, Union City, CA 94587?

4231 Hanford Street, Union City, CA 94587 was built in 1985 and has a total of 1,566 square feet.

What is the assessed value of 4231 Hanford Street, Union City, CA 94587 and the property tax paid?

Assessed at $900,709, the tax amount paid for 4231 Hanford Street, Union City, CA 94587 is $11,266.

When was 4231 Hanford Street, Union City, CA 94587 last sold and what was the last sale price?

4231 Hanford Street, Union City, CA 94587 was last sold in 11/21/2025 for $1,470,000.

Ownership Information

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Real Estate Reports:
Lucian Alixandrescu, May 27, 2026 NYC Office Market Ahead of National Curve: Manhattan Q1 Vacancy Drops to 13.1% 
New York City’s office market outpaced the U.S. on several major metrics in Q1, with Manhattan vacancy nearly 5 percentage points below the national benchmark, asking rents climbing against a downward national trend and flex inventory crossing 15 million square feet.
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.
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Past Sales & Property History for 4231 Hanford Street, Union City

Create a free account to view the complete sales history for 4231 Hanford Street, Union City, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
11/21/2025 $1,470,000
07/06/2015 $755,000
07/05/2002 $490,000
       
       
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*Here are the three most recent sales for this property.


Title Documents for 4231 Hanford Street, Union City

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
12/12/2025 Reconveyance
Substitution of trustee
12/12/2025 Reconveyance
Substitution of trustee
11/21/2025 Deed of trust 12/01/2055
11/21/2025 Grant Deed
10/10/2025 Deed of trust 03/01/2026
10/10/2025 Grant Deed
01/09/2023 Deed of trust
Assignment of rents
01/01/2053
03/15/2021 Deed of trust 03/01/2051
10/01/2020 Deed of trust 07/01/2050
02/09/2018 Deed of Trust
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R: Recorded date
D: Document date

Property Taxes for 4231 Hanford Street, Union City

Access detailed property tax data for 4231 Hanford Street, Union City, CA 94587. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Base tax $11,266
Current property tax $11,179
Market value $900,709

Assessment History for 4231 Hanford Street, Union City

Here's the assessment & property tax history for 4231 Hanford Street, Union City, 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 $900,709 1.2508 $11,266 +4.22%
2024-2025 $883,048 1.2241 $10,809 +2.47%
2023-2024 $865,739 1.2185 $10,549 +0.82%
2022-2023 $848,764 1.2328 $10,464 +2.70%
2021-2022 $832,122 1.2243 $10,188 +0.64%

Permits for 4231 Hanford Street, Union City

The complete history of permits filed for 4231 Hanford Street, Union City, 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
11/08/2016
       
       
       
       
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Union City residential market stats

Median Sale Price
$1,284,000
-7% YoY
Median Price/Sqft
$759
-7.8% YoY
Alameda County Median Sale Price
$965,000
-7.1% YoY

Access a detailed real estate market overview of Union City so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in Union City and compare it to other neighborhoods in Alameda County.

Check out recently sold homes in Union-City and see how their prices compare.

Risk

Create a free account to unlock extended information for 4231 Hanford Street, Union City, 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 4231 Hanford Street, Union City 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)
Peace Terrace Academy NR Private PK-8 178 0.55
Peace Terrace Academy NR Private PK-8 178 0.55
Pioneer Elementary School 5 Public K-5 628 0.80
Ardenwood Elementary School 8 Public TK-5 778 0.93
Ardenwood Elementary School 8 Public TK-5 778 0.93

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
Peace Terrace Academy NR Private PK-8 178 0.55
Itliong-Vera Cruz Middle School 6 Public 6-8 1,102 0.97
Cesar Chavez Middle School 4 Public 6-8 1,012 1.07
Union City Christian School NR Private K-12 71 1.75
New Haven Adult NR Public 0 2.12

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Union City Christian School NR Private K-12 71 1.75
James Logan high school 7 Public 9-12 3,315 2.12
New Haven Adult NR Public 0 2.12
Purple Lotus Buddhist School NR Private K-12 25 2.57
Connecting Waters Charter - East Bay 7 Charter K-12 494 2.59

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

Neighbors for 4231 Hanford Street, Union City

Here are the neighbors for 4231 Hanford Street, Union City.

Address Square feet Purchase date Purchase price
4221 Hanford St, Union City 1,683 04/18/2016 $805,000
4472 Palmdale St, Union City 1,970 09/21/2001 $65,000
4430 Palmdale St, Union City 1,962 05/09/2022
32752 Gustine St, Union City 1,566 06/05/2013 $605,000
4281 Hanford St, Union City 1,802 04/05/1991 $255,000
32768 Gustine St, Union City 1,980 08/23/2019
32749 Goshen St, Union City 1,391 08/17/1990 $265,000
4490 Palmdale St, Union City 1,695 01/06/2023
4454 Palmdale St, Union City 2,542 08/17/2023
4424 Palmdale St, Union City 1,683 04/16/2020
4251 Hanford St, Union City 1,683 12/11/1997
4261 Hanford St, Union City 1,385 08/05/2016
32744 Gustine St, Union City 1,962 12/26/2012
4496 Palmdale St, Union City 1,388 04/25/2003
4448 Palmdale St, Union City 1,803
32741 Goshen St, Union City 1,681 09/03/2021 $1,280,000
32757 Goshen St, Union City 1,963 01/06/2021
4211 Hanford St, Union City 1,683 05/05/2022 $1,670,000
4478 Palmdale St, Union City 1,803 11/07/2014
32760 Gustine St, Union City 1,909 08/21/2002 $515,000

Nearby ZIP Codes for 4231 Hanford Street, Union City

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