Overview
932
Total Population
50.4
Median age
56.97%
Female population %
75.5:100
Gender ratio (M:F)
55-59 years
Largest age group
53.3
Total dependency ratio
White
Largest racial group
53
Hispanic population
Sources: U.S. Census Bureau, American Community Survey (ACS) 2021
TABLE OF CONTENTS
Age
Union town's population is old compared to the rest of the country:
- The median age in Union town is 50.4, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
- Union town's population under 18 was 15.24%, compared to the 22.51% nationwide.
- Union town's elderly or the senior population (over 65 age) was 22.96% as compared to 16.04% nationwide.
- Of the total population in Union town, 11.80% were under the age of 15, 11.27% aged 15 to 29, 53.97% aged 30 to 64, 22.21% aged 65 to 84, and 0.75% were 85 years of age and older.

Read more about Union, Connecticut population by age ➔
Gender
There are 130 more females than males in Union town:
- The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 56.97% females and 43.03% males in Union, Connecticut.
- The Union, Connecticut gender ratio is 75.5:100 i.e. 75.5 men to 100 women (0.755).
- For male population, the largest age group is 45-49 years with a population of 51.
- For the female population, the largest age group is 55-59 years with a population of 52.

Read more about Union, Connecticut population by gender ➔
Race / Ethnicity
Union town's population has become increasingly diverse:
- Racial distribution of Union town population: 91.42% are White, 0.11% are American Indian and Alaska Native, 1.18% are Asian, 0.32% are Native Hawaiian and other Pacific Islander, 5.58% are some other race and 1.39% are multiracial.
- Union town's racial breakdown clearly shows that there is an absolute majority of White population in the town.
- By ethnicity, 53 is Hispanic or Latino (of any race), and 879 (94.31% of the total population) is Non-Hispanic.
- The largest racial group in Union town is White with a population of 852 (91.42% of the total population).

Read more about Union, Connecticut population by race ➔
Year by year
Union town's population has already reached its peak and is showing a trend of decline:
- The peak population was 853 in the year 2010
- From 2000 to 2010, Union town's population increased by 158 (22.73%), as compared to the national growth of 9.63%.
- From 2010 to 2020, Union town's population decreased by 76 (8.91%), 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 2021, Union town's population was lowest in year 2000 at 695.

Read more about Union, Connecticut population by year ➔
References
- U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates
- U.S. Census Bureau Population Estimates Population Estimates Program (PEP)