Marion County, Illinois Race & Ethnicity Demographics (2024)
Racial distribution and diversity statistics for Marion County, Illinois
Marion County, Illinois Diversity Indicators (2024)
Total Population
37,000
Diversity Score
20.2
Diversity Tier
Moderate-Low
Largest Group
White (Non-Hispanic)
89.1%%
Marion County, Illinois Racial & Ethnic Breakdown

Marion County, Illinois Historical Diversity Trend (2010–2024)

Since 2010, the diversity index of Marion County, Illinois has increased significantly.
Marion County, Illinois Population by Race & Ethnicity
| Race / Ethnicity | Population | Percentage |
|---|---|---|
| White (Non-Hispanic) | 32,978 | 89.1% |
| Two or More Races | 1,562 | 4.2% |
| Black / African American | 1,071 | 2.9% |
| Hispanic or Latino | 812 | 2.2% |
| Other Race | 283 | 0.8% |
| Asian | 257 | 0.7% |
| Native American | 36 | 0.1% |
| Pacific Islander | 1 | 0.0% |
Diversity & Demographics FAQs for Marion County, Illinois
The largest racial or ethnic group in Marion County, Illinois is White (Non-Hispanic), which makes up 89.1% of the total population.
Since 2010, the diversity index for Marion County, Illinois has increased significantly. The area currently has a diversity score of 20.2/100, which is considered a Moderate-Low level of diversity.