Union City demographics profile

StatisticUnion CityCaliforniaNational
Population density (sq mi)3,78923291
Median age37.536.037.7
Male/Female ratio1.0:11.0:11.0:1
Married (15yrs & older)62%52%55%
Families w/ Kids under 1843%46%43%
Speak English38%56%79%
Speak Spanish14%29%13%
Union City, CA has a population of 73,500 and is the 485th largest city in the United States. The population density is 3,789 per sq mi which is 1530% higher than the California average and 4082% higher than the national average. The median age in Union City is 38 which is approximately 4% higher than the California average of 36. In Union City, 62% of the population over 15 years of age are married, 38% speak English and 14% speak Spanish. 45% of Union City residents were born in California, 9% were born out of state, 1% were born outside of the United States and 45% were foreign born.
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Did you know?

  • The population density in Union City is 1530% higher than California.
  • The median age in Union City is 4% higher than California.
  • In Union City 21.84% of the population is White.
  • In Union City 4.99% of the population is Black or African American.
  • In Union City 52.37% of the population is Asian.

Compare Union City, CA Demographics To Other Cities

Union City population breakdown by race

RaceUnion CityCaliforniaNational
Black or African American4.99%5.85%12.63%
American Indian0.51%0.74%0.82%
Native Hawaiian1.64%0.39%0.18%
Mixed race6.84%4.62%3.06%
Other race11.80%13.28%4.75%
In Union City, 21.5% of people are of Hispanic or Latino origin.
Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

Languages spoken

Place of birth by citizenship

Household income distribution

Source of income

Union City age breakdown

Marital status

Age of children in married couples

Source: The Union City, CA demographics data displayed above is derived from the 2016 United States Census Bureau American Community Survey (ACS).
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