Union City, CA Census Data
The 134th largest city in California by population · 188 cities ranked
Union City is the 134th largest city in California by population and ranks 28th of 188 for median household income. With 68,141 residents, it has a lower poverty rate than 156 other California cities. This snapshot draws from the 2023 American Community Survey (ACS) 5-year estimates.
Updated: 2026-04-13 · Source: U.S. Census Bureau, ACS 2023
Population
68,141
50.4% male · 49.6% female
Median Age
42.1
3.4 above the national average (38.7 yrs)
Median Household Income
$137,194
$58,656 above the national average ($78,538)
Bachelor's Degree or Higher
45.3%
10.3% above the national average (35.0%)
HS diploma or higher: 87.4%
Poverty Rate
7.0%
5.4% below the national average (12.4%)
Uninsured: 2.6%
Broadband Access
98.0%
8.3% above the national average (89.7%)
Median Home Value
$1,058,200
Median rent: $2,713 · 67% owner-occupied
Unemployment Rate
5.0%
Labor force participation: 62.6%
Per Capita Income
$66,405
Individual average income (not household)
Veteran Population
3.5%
Disability rate: 10.4%
How Union City Compares to Other California Cities
Rankings among all 188 California cities tracked in the 2023 ACS.
| Ranking | Position | Tier |
|---|---|---|
| Largest by Population | 134th of 188 | Bottom half |
| Highest Median Income | 28th of 188 | Top 25% |
| Lowest Poverty Rate | 32nd of 188 | Top 25% |
| Highest Bachelor's Attainment | 51st of 188 | Top half |
| Highest Home Value | 32nd of 188 | Top 25% |
Demographics
Race & Ethnicity
Age Distribution
Commute to Work
Union City, CA Frequently Asked Questions
What is the population of Union City, CA?
The population of Union City, CA is 68,141 according to the 2023 American Community Survey 5-year estimates. The median age is 42.1 years.
What is the median household income in Union City?
The median household income in Union City, CA is $137,194, above the national average of $78,538. Per capita income is $66,405.
What is the poverty rate in Union City?
The poverty rate in Union City, CA is 7.0%, compared to the national average of 12.4%. About 2.6% of residents lack health insurance.
What percentage of Union City residents have a college degree?
45.3% of adults (25+) in Union City hold a bachelor's degree or higher, and 87.4% have at least a high school diploma. The national average for bachelor's degree holders is 35.0%.
What is the median home value in Union City?
The median home value in Union City, CA is $1,058,200. Median rent is $2,713 per month, with 67% of housing units owner-occupied.
What is the racial makeup of Union City?
Union City's population is 17.9% White, 5.3% Black, 19.3% Hispanic or Latino, and 55.9% Asian (source: 2023 ACS).
How does Union City rank among California cities?
Union City is the 134th largest city in California by population, the 28th highest for median household income, the 32nd lowest for poverty rate, the 51st highest for bachelor's degree attainment among 188 ranked California cities.
What is the unemployment rate in Union City?
The unemployment rate in Union City, CA is 5.0%, with a labor force participation rate of 62.6%. Per capita income is $66,405.
Cities Similar to Union City
Other California cities with comparable population and income levels.