Alameda County  »  94587  »  Ahern Ave  »  30100 Ahern Ave

30100 Ahern Avenue, Union City, CA 94587 - Property report

Also known as: 30100 Ahern Ave

Property image for 30100 Ahern Avenue, Union City, CA 94587
static Mapbox map

Property type

Warehouse (4100)

Year built

1975

Acreage

4.23

General Information

Address
Primary address
30100 Ahern Ave
Union City, CA 94587
Zip code
94587
County
Alameda
Parcel ID
463-45-21

Owner

Find out who owns 30100 Ahern Avenue, Union City, CA 94587. Uncover corporate and individual owners with a free account.

Tax
Tax year
2025-2026
Property tax
$109,064
Building
Property type
Warehouse
Building sq. ft.
100,080
Stories
1
Year built
1975
Building material
Exterior walls - noncombustible material
Interior/roof - combustible materials
Floor - concrete/wood frames
Elevator
Lot
Acreage
4.23
Lot sq. ft.
184,259
Zoning & use
Zoning
Qualified opportunity zone

Area overview

Walk score
54 /100.  Somewhat Walkable
Transit score
0 /100.  Minimal Transit
Bike score
48 /100.  Somewhat Bikeable
School district
NEW HAVEN SCH
Ownership

Ownership information for 30100 Ahern Avenue, Union City, CA

Property owner name
Registered owner
Source
Deed
Owner contact information
Phone number
Owner address
Documents

Sales history for 30100 Ahern Avenue, Union City, CA 94587

No recently recorded sales for this property.

More about Alameda County property records.

Title documents

Date Type Amount Party 1 Party 2
10/07/2004 Deed XXXXX XXXXXXX XXXX XXXX X XXXXXXXX XXXXXXXXX & XXXXXXX XXXXXXXXXXX XXXXXXX
09/30/1997 Deed XXXXXX XXX XXXXXXXX XXXXX XXXXXXX XXXX XXXX X

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 30100 Ahern Avenue, Union City, CA

Property tax data includes tax amount, market value and assessed value, exemptions, abatements and assessment history.

Current property tax
Tax year
2025-2026
Property tax
$109,064
Recent tax assessments
Market value
$8,641,435
Land value
$2,567,342
Building value
$6,074,093

More about Alameda County property taxes

Assessment history

See the assessment and property tax history, including the evolution of the total tax rate and corresponding property tax amount.

Tax year Assessed value Tax rate Property tax Y-o-Y change
2025-2026 $8,641,435 1.2621 $109,064 +4.15%
2024-2025 $8,472,051 1.236 $104,715 -21.54%
2023-2024 $8,305,953 1.6069 $133,468 +31.95%
2022-2023 $8,143,141 1.2422 $101,154 +2.25%
2021-2022 $7,983,491 1.2392 $98,931 +2.86%
2020-2021 $7,901,651 1.2172 $96,179 -1.32%
2019-2020 $7,746,775 1.2581 $97,462 +2.24%
2018-2019 $7,594,937 1.2551 $95,324 +2.37%
2017-2018 $7,446,075 1.2505 $93,113 +20.17%
2016-2017 $7,300,127 1.0614 $77,484 -12.10%
Permits

Permit information for 30100 Ahern Avenue, Union City, CA

Issued date Permit number Permit type Sub type Valuation Finaled date Status
01/21/2016

*Most recent permit on record for this property.

Neighborhood

Union City residential market stats

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.

Median sale price

$1,111,000

-11.1% Y-o-Y

Median price/sq. ft.

$758

0.4% Y-o-Y

Alameda county median sale price

$955,000

-6.4% Y-o-Y

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

Demographics by ZIP code

Total population
67,464
Median age
43
Average household income
$177,461
Family households
77.9%
People per household (average)
3.13
Occupied housing units
21,240
Owner-occupied units
64.7%
Median year structure built
1980
Median value mortgaged units
$1,168,000
Median value unmortgaged units
$939,700

Risk

Create a free account to unlock expanded risk information, such as crime incidents in the area, tsunami and landslides risks, or its location relative to FEMA flood zones and the Coastal Barriers Resources System Area (COBRA).

FEMA flood zones

FEMA flood zones
X
Landslides and liquefaction map

Fire hazard zones

Faults and tsunami inundation zones map

Transportation

Daily traffic map
View daily traffic map

Access the detailed traffic volume map for 30100 Ahern Avenue, Union City, CA 94587 to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

Neighbors for 30100 Ahern Avenue, Union City, CA

30832 Tidewater Dr, Union City 2900 Faber St, Union City 31070 Dyer St, Union City 31210 Alvarado Niles Rd, Union City 30049 Ahern Ave, Union City 2828 Faber St, Union City 30600 Dyer St, Union City 30808 Tidewater Dr, Union City 30848 Tidewater Dr, Union City 2913 Whipple Rd, Union City 29266 Union City Blvd, Union City 30009 Ahern Ave, Union City 29700 Kohoutek Way, Union City 2931 Faber St, Union City 30840 Tidewater Dr, Union City 30816 Tidewater Dr, Union City 2801 Whipple Rd, Union City 30000 Eigenbrodt Way, Union City 3205-3281 Whipple Rd, Union City 29555 Kohoutek Way, Union City

Nearby ZIP codes for 30100 Ahern Avenue, Union City, CA

94303, Santa Clara County, CA 94542, Alameda County, CA 94555, Alameda County, CA 94560, Alameda County, CA 94579, Alameda County, CA 95002, Santa Clara County, CA

Frequently asked questions

What is the year built for 30100 Ahern Avenue, Union City, CA 94587?

The development at 30100 Ahern Avenue, Union City, CA 94587 was built in 1975.

What is the market value of 30100 Ahern Avenue, Union City, CA 94587?

The current market value of 30100 Ahern Avenue, Union City, CA 94587 is $8,641,435.

What is the total square footage of 30100 Ahern Avenue, Union City, CA 94587?

30100 Ahern Avenue, Union City, CA 94587 has a total of 100,080 square feet.

How many active listings does 30100 Ahern Avenue, Union City, CA 94587 have?

This address has 3 active listing(s).

Disclaimer

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