Population By Race and Ethnicity in Marion County, IL in 2010

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2010, the 39,416 population of Marion County, Illinois comprised of 541 people who identified as Hispanic (1.37%), and 38,875 people who identified as Non-Hispanic (98.63%).

Race: The White Alone population was the largest racial group in Marion County, Illinois with a population of 36,901 (93.62%); Black or African American Alone population was the second largest racial group with a population of 1,581 (4.01%); and Two Or More Races was the third largest racial group with a population of 575 (1.46%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Marion County, Illinois in 2010, with a population of 36,444 (92.46%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 1,551 (3.94%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 549 (1.39%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in Marion, Illinois.

You can find similar information for other Illinois counties, and for Illinois.

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Hispanics and Non Hispanics in Marion County, IL in 2010
Total Population:39,416
98.63%
Non Hispanic (98.63%)
Hispanic (1.37%)
Race in Marion County, IL in 2010
Total Population:39,416
93.62%
White Alone (93.62%)
Black or African American Alone (4.01%)
Two or more races (1.46%)
Asian Alone (0.57%)
American Indian and Alaska Native Alone (0.32%)
Native Hawaiian And Pacific Islander Alone (0.02%)
Ethnicity in Marion County, IL in 2010
Total Population:39,416
92.46%
Non-Hispanic White Alone (92.46%)
Non-Hispanic Black or African American Alone (3.94%)
Non-Hispanic Two or more races (1.39%)
Hispanic White Alone (1.16%)
Non-Hispanic Asian Alone (0.57%)
All Other Ethnicities (0.48%)
Population By Race in Marion , IL in 2010
Race
Population
Percentage
White Alone 36,901 93.62%
Black or African American Alone 1,581 4.01%
Two Or More Races 575 1.46%
Asian Alone 226 0.57%
American Indian and Alaska Native Alone 124 0.32%
Native Hawaiian And Pacific Islander Alone 9 0.02%
Population By Ethnicity in Marion , IL in 2010
Ethnicity
Population
Percentage
White Alone - Non Hispanic 36,444 92.46%
Black or African American Alone - Non Hispanic 1,551 3.94%
Two Or More Races - Non Hispanic 549 1.39%
White Alone - Hispanic 457 1.16%
Asian Alone - Non Hispanic 226 0.57%
American Indian and Alaska Native Alone - Non Hispanic 97 0.25%
Black or African American Alone - Hispanic 30 0.08%
American Indian and Alaska Native Alone - Hispanic 27 0.07%
Two Or More Races - Hispanic 26 0.07%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 8 0.02%
Native Hawaiian And Pacific Islander Alone - Hispanic 1 0%
Asian Alone - Hispanic 0 0%