Gallatin County, IL Population

Overview

5,038

Total Population

46.7

Median age

50.58%

Female population %

97.7:100

Gender ratio (M:F)

60-64 years

Largest age group

68.0

Total dependency ratio

White

Largest racial group

76

Hispanic population

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

TABLE OF CONTENTS

Age

Gallatin County's population is old compared to the rest of the country:

The median age in Gallatin County is 46.7, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Gallatin County's population under 18 was 19.95%, compared to the 22.51% nationwide.
Gallatin County's elderly or the senior population (over 65 age) was 24.28% as compared to 16.04% nationwide.
Of the total population in Gallatin County, 16.22% were under the age of 15, 15.54% aged 15 to 29, 43.97% aged 30 to 64, 21.73% aged 65 to 84, and 2.54% were 85 years of age and older.

There are 58 more females than males in Gallatin County:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 50.58% females and 49.42% males in Gallatin County, IL.
The Gallatin County, IL gender ratio is 97.7:100 i.e. 97.7 men to 100 women (0.977).
For male population, the largest age group is 60-64 years with a population of 216.
For the female population, the largest age group is 65-69 years with a population of 226.

Gallatin County's population has become increasingly diverse:

Racial distribution of Gallatin County population: 96.37% are White, 0.22% are Black or African American, 0.10% are Asian, 0.04% are some other race and 3.28% are multiracial.
Gallatin County's racial breakdown clearly shows that there is an absolute majority of White population in the county.
By ethnicity, 76 is Hispanic or Latino (of any race), and 4,962 (98.49% of the total population) is Non-Hispanic.
The largest racial group in Gallatin County is White with a population of 4,855 (96.37% of the total population).

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

The peak population was 6,390 in the year 2000
From 2000 to 2010, Gallatin County's population decreased by 816 (12.77%), as compared to the national growth of 9.63%.
From 2010 to 2020, Gallatin County's population decreased by 636 (11.41%), 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, Gallatin County's population was lowest in year 2019 at 4,833.