Illiopolis, Illinois Population 2022

838
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Illiopolis is a city located in Sangamon County Illinois. With a 2020 population of 838, it is the 735th largest city in Illinois and the 15998th largest city in the United States. Illiopolis is currently declining at a rate of -0.48% annually and its population has decreased by -0.95% since the most recent census, which recorded a population of 846 in 2020. Spanning over 0 miles, Illiopolis has a population density of 1,921 people per square mile.

The average household income in Illiopolis is $69,809 with a poverty rate of 12.13%. The median rental costs in recent years comes to $705 per month, and the median house value is $86,200. The median age in Illiopolis is 40.6 years, 40.2 years for males, and 43.1 years for females.

Illiopolis Demographics

According to the most recent ACS, the racial composition of Illiopoliswas:

  • White: 95.96%
  • Two or more races: 3.65%
  • Black or African American: 0.26%
  • Asian: 0.13%
  • Native American: 0.00%
  • Native Hawaiian or Pacific Islander: 0.00%
  • Other race: 0.00%
The current population of Illiopolis, Illinois is 838 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 846.

Illiopolis, Illinois Population 2022

Population by Race

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Illiopolis Population by Race

Illiopolis Population Pyramid 2022

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Illiopolis Median Age

41.8


Total

40.3


Male

44.9


Female

Illiopolis Adults

There are 569 adults, (130 of whom are seniors) in Illiopolis.

Illiopolis Age Dependency

Age Dependency Ratio

29.6

Old Age Dependency Ratio

45.1

Child Dependency Ratio

Illiopolis Sex Ratio

Female

385

50.20%

Male

382

49.80%

Illiopolis Population by Age

Illiopolis Renter vs Owner Occupied by Household Type

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Illiopolis Household Types

73.9%

Rate of Home Ownership

Illiopolis Households and Families

3.06

Average Family Size

2.35

Average Household Size

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Illiopolis Households by Type

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Illiopolis Educational Attainment by Sex (over 25)

Illiopolis Educational Attainment by Race

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The highest rate of high school graduation is among black people with a rate of 100.00%.

The highest rate of bachelors degrees is among white people with a rate of 14.56%.

Illiopolis Educational Attainment by Race

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$45,625

Average Earnings

$54,250

Average Male

$35,982

Average Female

Illiopolis Earnings by Educational Attainment

Illiopolis Language by Age

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Illiopolis Language

97.48% of Illiopolis residents speak only English, while 2.52% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 2.10% of the population.

Illiopolis Language

Illiopolis Poverty by Race

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12.13%

Overall Poverty Rate

13.87%

Male Poverty Rate

10.39%

Female Poverty Rate

Poverty in Illiopolis

The race most likely to be in poverty in Illiopolis is White, with 12.74% below the poverty level.

The race least likely to be in poverty in Illiopolis is Other, with NaN% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.08%. Among those working part-time, it was 18.69%, and for those that did not work, the poverty rate was 22.77%.

Illiopolis Poverty

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Illiopolis Poverty Rate by Education

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Illiopolis Poverty Rate by Employment Status and Sex

Illiopolis Income by Household Type

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Income by Household Type

Illiopolis Marital Status

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Marriage Rates

56.2%

Overall Marriage Rate

61.2%

Male Marriage Rate

51.9%

Female Marriage Rate

Illiopolis Married by Age and Sex

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Illiopolis Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 55-64.

Illiopolis Marital Status by Race

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Illiopolis Marital Status

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57

Number of Veterans

Male Veterans

Female Veterans

Illiopolis Veterans by War

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Illiopolis Veterans by Age

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Illiopolis Veterans by Race

Illiopolis Veterans by Education

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12.28%

Veteran Poverty Rate

40.35%

Veteran Disability Rate

Illiopolis Veterans by Education

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61.7%

Labor Force Participation

59.2%

Employment Rate

4.1%

Unemployment Rate

Illiopolis Employment by Age

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Illiopolis Employment by Race

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Illiopolis Employment by Education

Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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90.22%

Born in Illiopolis

100.00%

Native Born

0.00%

Foreign Born

0.00%

Non Citizen

0.00%

Naturalized

Place of Birth

100.00% of Illiopolis residents were born in the United States, with 90.22% having been born in Illinois. 0.00% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Illiopolis Place of Birth

Note: 2021 and 2022 data is projected

Illiopolis Population by Year