Union City, California Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Union City, California is 68,141 as of the 2023 American Community Survey, making it the 134th-largest city in California. The median household income is $137,194, the median home value is $1,058,200, and the median age is 42.1.
The population has declined 4.9% since 2010 (69,630 → 66,196).
68,141
Population
3513
People / sq mi
$137,194
Median Income
$1,058,200
Median Home Value
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Union City covers 19.4 sq mi of land at 3513 people per square mile.
About Union City, CA
Housing cost is the defining feature of Union City: the median home is valued at $1,058,200. With 68,141 residents, Union City is a city in California.
Households take in a median $137,194, comfortably above the US median of $78,538. The poverty rate, 4.5%, is on the lower side for US cities and below the national 12.4%. Home prices are steep, with the typical property valued at $1,058,200, with typical rent around $2,713.
About 45.3% of adults 25 and older have a bachelor’s degree, above the 35.0% national figure. About 17.7% of workers primarily work from home, above the national 14.0%, and the average commute runs about 33 minutes each way.
High housing values reframe the income picture in Union City — even solid earnings stretch less against home prices and rents at this level.
Union City city Population History (2010-2024)
The city of Union City city had a population of 69,630 in 2010 and 66,196 in 2024, a -4.9% growth over 14 years. The peak was 75,465 in 2016. Average annual growth rate: -0.34%.
66,196
Population (2024)
69,630
Population (2010)
75,465
Peak (2016)
-0.34%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 69,630 |
| 2011 | 70,597 |
| 2012 | 71,642 |
| 2013 | 72,552 |
| 2014 | 73,481 |
| 2015 | 74,343 |
| 2016 | 75,465 |
| 2017 | 75,227 |
| 2018 | 74,560 |
| 2019 | 74,107 |
| 2020 | 69,933 |
| 2021 | 68,118 |
| 2022 | 66,753 |
| 2023 | 66,212 |
| 2024 | 66,196 |
Race & Ethnicity
| White | 17.9% |
| Black or African American | 5.3% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.7% |
| Two or More Races | 0.0% |
Economy & Income
$137,194
Median Household Income
$56,020
Per Capita Income
4.5%
Poverty Rate
3.3%
Unemployment Rate
Housing
$1,058,200
Median Home Value
$2,713
Median Rent
67.0%
Owner-Occupied
Education
87.4%
High School+
45.3%
Bachelor's+
Commute
5.1%
Drive Alone
61.5%
Public Transit
17.7%
Work From Home
32.9 min
Avg Commute
Community Profile
7.9%
Foreign Born
38.8%
Non-English at Home
3.5%
Veterans
10.4%
With Disability
97.4%
Health Insurance
98.0%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 21.4% |
| Finance, Insurance & Real Estate | 19.3% |
| Manufacturing | 15.6% |
| Retail Trade | 7.7% |
| Education, Health Care & Social Services | 5.7% |
| Information | 4.3% |
| Transportation & Warehousing | 4.1% |
| Construction | 3.7% |
| Public Administration | 3.6% |
| Arts, Entertainment & Food Services | 3.5% |
| Agriculture & Mining | 0.1% |
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Frequently Asked Questions
Union City, California has a population of 68,141 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 134th-largest city in California.
The median household income in Union City, California is $137,194, with 4.5% of residents living below the federal poverty level.
The median home value in Union City, California is $1,058,200, with median monthly rent at $2,713 and a homeownership rate of 67.0%.
The median age in Union City, California is 42.1 years. The population is 50.4% male and 49.6% female.
The population has declined 4.9% since 2010 (69,630 → 66,196).
Where to stay in Union City
Visiting or relocating to Union City, CA? Compare hotels and short-term rentals across the metro — live availability and prices.
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.