Union City, CA Population

Overview

70,828

Total Population

40.8

Median age

48.88%

Female population %

104.6:100

Gender ratio (M:F)

30-34 years

Largest age group

46.7

Total dependency ratio

Asian

Largest racial group

14,399

Hispanic population

Sources: U.S. Census Bureau, American Community Survey (ACS) 2021

TABLE OF CONTENTS

Age

Union City's population is old compared to the rest of the country:

The median age in Union City is 40.8, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Union City's population under 18 was 18.16%, compared to the 22.51% nationwide.
Union City's elderly or the senior population (over 65 age) was 16.70% as compared to 16.04% nationwide.
Of the total population in Union City, 15.12% were under the age of 15, 18.22% aged 15 to 29, 49.96% aged 30 to 64, 14.52% aged 65 to 84, and 2.18% were 85 years of age and older.

There are 1,588 less females than males in Union City:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 48.88% females and 51.12% males in Union City, CA.
The Union City, CA gender ratio is 104.6:100 i.e. 104.6 men to 100 women (1.046).
For male population, the largest age group is 30-34 years with a population of 2,903.
For the female population, the largest age group is 50-54 years with a population of 2,833.

Union City's population has become increasingly diverse:

Racial distribution of Union City population: 18.72% are White, 4.78% are Black or African American, 0.67% are American Indian and Alaska Native, 55.50% are Asian, 0.97% are Native Hawaiian and other Pacific Islander, 11.81% are some other race and 7.55% are multiracial.
Union City's racial breakdown clearly shows that there is an absolute majority of Asian population in the city.
By ethnicity, 14,399 is Hispanic or Latino (of any race), and 56,429 (79.67% of the total population) is Non-Hispanic.
The largest racial group in Union City is Asian with a population of 39,306 (55.50% of the total population).

Union City's population has already reached its peak and is showing a trend of decline:

The peak population was 75,324 in the year 2019
From 2000 to 2010, Union City's population increased by 2,204 (3.27%), as compared to the national growth of 9.63%.
From 2010 to 2020, Union City's population increased by 357 (0.51%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
Between the year 2000 and 2022, Union City's population was lowest in year 2022 at 67,039.