Population
Population
topographic
Population

Union City

70,143
Total Population in 2020
In 2020, Union City was home to 70,143 people. Residents were predominantly working age, while those under 18 were a larger segment of the community than those 65 and older. The population was a majority Asian, with more women than men.

Most Populous Demographics

CategoryDemographicTotalPercentage
Age18-6444,85364%
SexFemale35,23550%
Race and Hispanic or LatinoAsian (Not Hispanic or Latino)40,27057%

Age

39.6
Median Age
In 2020, Union City's population was a majority working-age adults, while those under age 18 were a moderately larger share of the community than those 65 and older. Looking at 10-year age ranges, 30-39 was the largest group.

Population by Age Range

03k6k9k12k0-910-1920-2930-3940-4950-5960-6970-7980+10%11%14%15%13%13%12%7%4%
03k6k9k12k10%11%14%15%13%13%12%7%4%0-910-1920-2930-3940-4950-5960-6970-7980+
/View Population by Age Range dynamic table

Population by Age Group

64%18-64
    13,409
    Under 18
    44,853
    18-64
    11,881
    65 and over
/View Population by Age Group dynamic table

Table: Population by Age Range

Age RangePopulation in Union City
TotalPercentage
0-97,07410%
10-197,96311%
20-299,55414%
30-3910,83015%
40-498,96313%
50-599,20313%
60-698,46512%
70-795,1597%
80+2,9324%

Table: Population by Age Group

Age GroupPopulation in Union City
TotalPercentage
Under 1813,40919%
18-6444,85364%
65 and over11,88117%
* For both charts above, the data is collected from the U.S. Census Bureau Decennial Data 2020, Demographic and Housing Characteristics File (DHC), P12 Sex by Age for Selected Age Categories.

Sex and Age

In 2020, females outnumbered males by a small amount in Union City. Males 30-39 were the largest group by age, followed by females 30-39 and males 20-29. The biggest gap was in the 20-29 age group, where males were the larger share.

Population by Sex

50%Female
    34,908
    Male
    35,235
    Female
/View Population by Sex dynamic table

Population by Sex and Age

01.5k3k4.5k6k0-910-1920-2930-3940-4950-5960-6970-7980+3,7034,1795,0355,5934,3664,4394,0152,3751,2033,3713,7844,5195,2374,5974,7644,4502,7841,729
01.5k3k4.5k6k0-910-1920-2930-3940-4950-5960-6970-7980+3,7034,1795,0355,5934,3664,4394,0152,3751,2033,3713,7844,5195,2374,5974,7644,4502,7841,729
6k4.5k3k1.5k01.5k3k4.5k6k0-910-1920-2930-3940-4950-5960-6970-7980+3,7034,1795,0355,5934,3664,4394,0152,3751,2033,3713,7844,5195,2374,5974,7644,4502,7841,729
/View Population by Sex and Age dynamic table
Male
Female

Table: Population by Sex

SexUnion City
TotalPercentage
Male34,90850%
Female35,23550%

Table: Population by Sex and Age

Sex and AgeUnion City
TotalPercentage
Male34,90850%
Male: 0-93,7035%
Male: 10-194,1796%
Male: 20-295,0357%
Male: 30-395,5938%
Male: 40-494,3666%
Male: 50-594,4396%
Male: 60-694,0156%
Male: 70-792,3753%
Male: 80+1,2032%
Female35,23550%
Female: 0-93,3715%
Female: 10-193,7845%
Female: 20-294,5196%
Female: 30-395,2377%
Female: 40-494,5977%
Female: 50-594,7647%
Female: 60-694,4506%
Female: 70-792,7844%
Female: 80+1,7292%
* For both charts above, the data is collected from the U.S. Census Bureau Decennial Data 2020, Demographic and Housing Characteristics File (DHC), P12 Sex by Age for Selected Age Categories.

Race and Hispanic or Latino

57%
Asian (Not Hispanic or Latino)
In 2020, Union City had a majority Asian population. Hispanic residents also made up a significant segment of the community, while white and other/multiracial people were the next largest groups.

Population by Race and Hispanic or Latino

015k30k45k60kWhite*Black or African American*American Indian / Alaska Native*Asian*Native Hawaiian / Pacific Islander*Other / Multi-racial*Hispanic or Latino (any race)11%4%<1%57%1%5%22%
015k30k45k60kWhite*Black or African American*American Indian / Alaska Native*Asian*Native Hawaiian / Pacific Islander*Other / Multi-racial*Hispanic or Latino (any race)11%4%<1%57%1%5%22%
015k30k45k60kWhite*Black or African American*American Indian / Alaska Native*Asian*Native Hawaiian / Pacific Islander*Other / Multi-racial*Hispanic or Latino (any race)11%4%<1%57%1%5%22%
/View Population by Race and Hispanic or Latino dynamic table

Table: Population by Race and Hispanic or Latino

Race and Hispanic or LatinoPopulation in Union City
TotalPercentage
White7,69311%
Black or African American3,0064%
American Indian / Alaska Native113<1%
Asian40,27057%
Native Hawaiian / Pacific Islander7741%
Other / Multi-racial3,2075%
Hispanic or Latino (any race)15,08022%
* Categorized as Not Hispanic. This means that all the racial groups marked with an asterisk — White, Black or African American, American Indian / Alaska Native, Asian, Native Hawaiian / Pacific Islander, and Other / Multi-racial — do not include individuals who identify as Hispanic or Latino. The "Hispanic or Latino (any race)" category is separate, as Hispanic/Latino is considered an ethnicity rather than a racial category. For the chart above, the data is collected from the U.S. Census Bureau Decennial Data 2020, Demographic and Housing Characteristics File (DHC), P5 Hispanic or Latino Origin by Race.