Union City city, California Demographics & Population 2026
As of 2026, Union City city, California has a total population of 68,141, the 134th largest city in California, with a median household income of $137,194, which is 42% higher than the state average. The poverty rate is 7.0%.
Key Takeaways
- Household income is 42% above the state average — one of the wealthiest communities in California.
- Housing affordability is a challenge — homes cost 7.7x the median household income.
Union City city Quick Facts
How Union City city Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A diverse community with significant representation from multiple racial and ethnic groups.
State average: 69 | National average: 60
Education
Educational Attainment (Adults 25+)
Union City city Rankings in California
Explore California Rankings
Cities Similar to Union City city
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Walnut Creek city | 69,790 | $135,665 | $1,031,100 | 69.4% | 5.9% |
| Castro Valley CDP | 65,389 | $138,069 | $1,058,200 | 43.9% | 7.5% |
| Redondo Beach city | 69,814 | $144,588 | $1,225,400 | 66.4% | 5.0% |
| South San Francisco city | 64,487 | $135,909 | $1,160,100 | 40.1% | 7.1% |
| Brentwood city | 64,609 | $139,567 | $791,600 | 38.8% | 7.8% |
Population Overview
Union City city is a mid-sized community located in California. The total population is 68,141. It ranks as the 134th most populous out of 1,577 cities and towns in California.
Age Demographics
The median age in Union City city is 42.1 years. This is 12% higher than the state median of 37.6 years.
Economy, Income & Housing
The median household income in Union City city is $137,194. This is 42% higher than the state median of $96,334. Compared to the national median of $78,538, household income here is 75% higher. The poverty rate stands at 7.0%. This is 42% lower than the state poverty rate of 12.0%. The unemployment rate is 5.0%. This is 23% lower than the state rate of 6.4%. The median home value is $1,058,200. Housing costs are 52% higher than the state median of $695,400. The home-value-to-income ratio of 7.7x suggests that housing affordability is a significant concern for many residents. 67.0% of occupied housing units are owner-occupied. This homeownership rate is 20% higher than the state average of 55.8%.
Race & Ethnicity
The largest racial or ethnic group in Union City city is Asian, making up 55.4% of the population. Hispanic or Latino residents account for 19.3%. The White (non-Hispanic) population (14.6%) is well below the state average of 34.6%. The Hispanic or Latino population (19.3%) is well below the state average of 39.8%. The Asian population is significantly higher than the state average (55.4% vs 15.0%).
Education
45.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 24% higher than the state rate of 36.5%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 87.4%. Notably, 17.6% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Union City city, California is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against California state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,577 Census-designated places in California. For official data, visit data.census.gov.
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Frequently Asked Questions
What is the population of Union City city, California?
Union City city, California has a population of 68,141 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Union City city, CA?
The median household income in Union City city is $137,194, which is 75% higher the national median of $78,538.
What is the poverty rate in Union City city, CA?
The poverty rate in Union City city is 7.0%. This means approximately 4,711 residents live below the federal poverty line.
What is the racial makeup of Union City city, California?
Union City city's population is 14.6% White, 5.3% Black, 19.3% Hispanic/Latino, and 55.4% Asian.
What is the median home value in Union City city, CA?
The median home value in Union City city is $1,058,200. The home-value-to-income ratio is 7.7x.
How educated is Union City city, California?
45.3% of adults (25+) in Union City city hold a bachelor's degree or higher, and 17.6% hold a graduate or professional degree.