Population By Race and Ethnicity in Marion County, IL in 2015

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2015, the 38,381 population of Marion County, Illinois comprised of 732 people who identified as Hispanic (1.91%), and 37,649 people who identified as Non-Hispanic (98.09%).

Race: The White Alone population was the largest racial group in Marion County, Illinois with a population of 35,738 (93.11%); Black or African American Alone population was the second largest racial group with a population of 1,546 (4.03%); and Two Or More Races was the third largest racial group with a population of 685 (1.79%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Marion County, Illinois in 2015, with a population of 35,128 (91.52%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 1,505 (3.92%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 644 (1.68%).

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 2015
Total Population:38,381
98.09%
Non Hispanic (98.09%)
Hispanic (1.91%)
Race in Marion County, IL in 2015
Total Population:38,381
93.11%
White Alone (93.11%)
Black or African American Alone (4.03%)
Two or more races (1.79%)
Asian Alone (0.67%)
American Indian and Alaska Native Alone (0.38%)
Native Hawaiian And Pacific Islander Alone (0.03%)
Ethnicity in Marion County, IL in 2015
Total Population:38,381
91.52%
Non-Hispanic White Alone (91.52%)
Non-Hispanic Black or African American Alone (3.92%)
Non-Hispanic Two or more races (1.68%)
Hispanic White Alone (1.59%)
Non-Hispanic Asian Alone (0.67%)
All Other Ethnicities (0.62%)
Population By Race in Marion , IL in 2015
Race
Population
Percentage
White Alone 35,738 93.11%
Black or African American Alone 1,546 4.03%
Two Or More Races 685 1.79%
Asian Alone 258 0.67%
American Indian and Alaska Native Alone 144 0.38%
Native Hawaiian And Pacific Islander Alone 10 0.03%
Population By Ethnicity in Marion , IL in 2015
Ethnicity
Population
Percentage
White Alone - Non Hispanic 35,128 91.52%
Black or African American Alone - Non Hispanic 1,505 3.92%
Two Or More Races - Non Hispanic 644 1.68%
White Alone - Hispanic 610 1.59%
Asian Alone - Non Hispanic 256 0.67%
American Indian and Alaska Native Alone - Non Hispanic 107 0.28%
Black or African American Alone - Hispanic 41 0.11%
Two Or More Races - Hispanic 41 0.11%
American Indian and Alaska Native Alone - Hispanic 37 0.1%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 9 0.02%
Asian Alone - Hispanic 2 0.01%
Native Hawaiian And Pacific Islander Alone - Hispanic 1 0%