Marion County, Illinois's estimated 2023 population is 37,216 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 39,437 and has seen a growth of -5.63% since that time.
Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2010 | 39,437 | ||
| 2011 | 39,266 | -171 | -0.43% |
| 2012 | 39,095 | -171 | -0.44% |
| 2013 | 38,924 | -171 | -0.44% |
| 2014 | 38,753 | -171 | -0.44% |
| 2015 | 38,582 | -171 | -0.44% |
| 2016 | 38,411 | -171 | -0.44% |
| 2017 | 38,240 | -171 | -0.45% |
| 2018 | 38,069 | -171 | -0.45% |
| 2019 | 37,898 | -171 | -0.45% |
| 2020 | 37,729 | -169 | -0.45% |
| 2021 | 37,558 | -171 | -0.45% |
| 2022 | 37,387 | -171 | -0.46% |
| 2023 | 37,216 | -171 | -0.46% |
White
Black or African American
Two or more races
Asian
Other race
Native American
Native Hawaiian or Pacific Islander
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 15,294 | 2.42 | 74.7 | 25.3 |
| Married | 6,786 | 3.06 | 89.4 | 10.6 |
| Non Family | 5,963 | 1.21 | 68 | 32 |
| Female | 1,888 | 3.6 | 51.4 | 48.6 |
| Male | 657 | 3.41 | 50.5 | 49.5 |
3.04
Average Family Size
2.42
Average Household Size
74.7%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
98.38% of Marion County, Illinois residents speak only English, while 1.62% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 0.83% of the population.
rate
16.88%
Overall Poverty Rate
14.03%
Male Poverty Rate
19.6%
Female Poverty Rate
The race most likely to be in poverty in Marion County, Illinois is Hispanic, with 31.21% below the poverty level.
The race least likely to be in poverty in Marion County, Illinois is White, with 15.95% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 2.51%. Among those working part-time, it was 25.19%, and for those that did not work, the poverty rate was 19.89%.
Married
Widowed
Divorced
Separated
NeverMarried
46.9%
Overall Marriage Rate
48.3%
Male Marriage Rate
45.5%
Female Marriage Rate
male
female
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.
Married
Widowed
Divorced
Separated
NeverMarried
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
4.59%
Veteran Poverty Rate
35.03%
Veteran Disability Rate
LaborForceParticipation
60.2%
Labor Force Participation
54.7%
Employment Rate
9%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
83.98%
Born in Marion County, Illinois
102.28%
Native Born
1.04%
Foreign Born
0.45%
Non Citizen
0.59%
Naturalized
102.28% of Marion County, Illinois residents were born in the United States, with 83.98% having been born in Illinois. 0.45% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.