Marion County, Illinois Population 2022

Marion County, Illinois's estimated population is with a growth rate of -0.46% in the past year according to the most recent United States census data. Marion County, Illinois is the 36th largest county in Illinois. The 2010 population was and has seen a growth of -5.20% since this time.

Note: 2021 and 2022 data is projected

Marion County, Illinois Population 2022

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Marion County, Illinois Population Growth

Population by Race

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Marion County, Illinois Population by Race

Marion County, Illinois Population Pyramid 2022

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Marion County, Illinois Median Age

42.4


Total

41.4


Male

43.2


Female

Marion County, Illinois Adults

There are 28,878 adults, (7,413 of whom are seniors) in Marion County, Illinois.

Marion County, Illinois Age Dependency

Age Dependency Ratio

34.5

Old Age Dependency Ratio

40.3

Child Dependency Ratio

Marion County, Illinois Sex Ratio

Female

19,190

51.14%

Male

18,334

48.86%

Marion County, Illinois Population by Age

Marion County, Illinois Renter vs Owner Occupied by Household Type

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Marion County, Illinois Household Types

74.6%

Rate of Home Ownership

Marion County, Illinois Households and Families

2.84

Average Family Size

2.28

Average Household Size

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Marion County, Illinois Households by Type

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Marion County, Illinois Educational Attainment by Sex (over 25)

Marion County, Illinois Educational Attainment by Race

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

The highest rate of bachelors degrees is among islander people with a rate of 100.00%.

Marion County, Illinois Educational Attainment by Race

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$35,182

Average Earnings

$41,373

Average Male

$28,477

Average Female

Marion County, Illinois Earnings by Educational Attainment

Marion County, Illinois Language by Age

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Marion County, Illinois Language

98.27% of Marion County, Illinois residents speak only English, while 1.73% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 0.74% of the population.

Marion County, Illinois Language

Marion County, Illinois Poverty by Race

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16.55%

Overall Poverty Rate

14.31%

Male Poverty Rate

18.68%

Female Poverty Rate

Poverty in Marion County, Illinois

The race most likely to be in poverty in Marion County, Illinois is Asian, with 36.59% below the poverty level.

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

The poverty rate among those that worked full-time for the past 12 months was 2.67%. Among those working part-time, it was 23.60%, and for those that did not work, the poverty rate was 19.63%.

Marion County, Illinois Poverty

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Marion County, Illinois Poverty Rate by Education

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Marion County, Illinois Poverty Rate by Employment Status and Sex

Marion County, Illinois Income by Household Type

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Income by Household Type

Marion County, Illinois Marital Status

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Marriage Rates

48.9%

Overall Marriage Rate

50.2%

Male Marriage Rate

47.7%

Female Marriage Rate

Marion County, Illinois Married by Age and Sex

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Marion County, Illinois 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 45-54.

Marion County, Illinois Marital Status by Race

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Marion County, Illinois Marital Status

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2,749

Number of Veterans

Male Veterans

Female Veterans

Marion County, Illinois Veterans by War

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Marion County, Illinois Veterans by Age

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Marion County, Illinois Veterans by Race

Marion County, Illinois Veterans by Education

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5.52%

Veteran Poverty Rate

32.85%

Veteran Disability Rate

Marion County, Illinois Veterans by Education

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60.4%

Labor Force Participation

55%

Employment Rate

8.8%

Unemployment Rate

Marion County, Illinois Employment by Age

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Marion County, Illinois Employment by Race

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Marion County, Illinois 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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82.85%

Born in Marion County, Illinois

98.92%

Native Born

1.08%

Foreign Born

0.52%

Non Citizen

0.55%

Naturalized

Place of Birth

98.92% of Marion County, Illinois residents were born in the United States, with 82.85% having been born in Illinois. 0.52% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Marion County, Illinois Place of Birth

Sources