Richland County, IL Population

The population of Richland County is 15,876, according to the U.S. Census Bureau ACS estimates.
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Updated Jun 23, 2023
Overview
15,876
Total Population
42.3
Median age
50.66%
Female population %
97.4:100
Gender ratio (M:F)
55-59 years
Largest age group
66.1
Total dependency ratio
White
Largest racial group
278
Hispanic population

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

Age

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

  • The median age in Richland County is 42.3, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
  • Richland County's population under 18 was 23.57%, compared to the 22.51% nationwide.
  • Richland County's elderly or the senior population (over 65 age) was 20.20% as compared to 16.04% nationwide.
  • Of the total population in Richland County, 19.58% were under the age of 15, 16.75% aged 15 to 29, 43.46% aged 30 to 64, 17.71% aged 65 to 84, and 2.49% were 85 years of age and older.
The graph shows Richland County's population by age group, with age group on x-axis and the respective age group's percent of the total population on y-axis
Richland County, IL population by age group. The largest age group was 55-59 years with a poulation of 1,219 (7.68% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Read more about Richland County, IL population by age ➔

Gender

There are 208 more females than males in Richland County:

  • The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 50.66% females and 49.34% males in Richland County, IL.
  • The Richland County, IL gender ratio is 97.4:100 i.e. 97.4 men to 100 women (0.974).
  • For male population, the largest age group is 10-14 years with a population of 603.
  • For the female population, the largest age group is 55-59 years with a population of 624.
The grouped bar chart shows Richland County, IL population by age and gender across 18 age groups, defined between the age of 0 and 85 and above. The female population is shown in pink color bar and male population is shown in blue color bar. Age group is plotted on x axis and population on y axis.
California population by gender and age. Largest age group (population): Male # 10-14 years (603) | Female # 55-59 years (624). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Read more about Richland County, IL population by gender ➔

Race / Ethnicity

Richland County's population has become increasingly diverse:

  • Racial distribution of Richland County population: 95.37% are White, 0.57% are Black or African American, 0.06% are American Indian and Alaska Native, 0.70% are Asian, 1.37% are some other race and 1.92% are multiracial.
  • Richland County's racial breakdown clearly shows that there is an absolute majority of White population in the county.
  • By ethnicity, 278 is Hispanic or Latino (of any race), and 15,598 (98.25% of the total population) is Non-Hispanic.
  • The largest racial group in Richland County is White with a population of 15,141 (95.37% of the total population).
The bar chart shows Richland County, IL population by race, in percentage. The numbers shown are based on the American Community Survey respondents self identified race. The Hispanic and Latino population is spread across the races identified and not as a separate race category.
Richland County, IL population by race. The largest racial group in Richland County is White with a population of 15,141 (95.37% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Read more about Richland County, IL population by race ➔

Year by year

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

  • The peak population was 16,200 in the year 2000
  • From 2000 to 2010, Richland County's population decreased by 7 (0.04%), as compared to the national growth of 9.63%.
  • From 2010 to 2020, Richland County's population decreased by 415 (2.56%), 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, Richland County's population was lowest in year 2022 at 15,435.
The graph shows Richland County's population from 2000 to 2022, with years on x-axis and population on y-axis
Richland County's population from 2000 to 2022. The estimated population at the end of 2022 was 15,435. Source: U.S. Census Bureau (Population Estimates Program)

Read more about Richland County, IL population by year ➔

References

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Richland County, IL Demographics

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