Population By Race and Ethnicity in Marion County, IL in 2021

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2021, the 37,379 population of Marion County, Illinois comprised of 799 people who identified as Hispanic (2.14%), and 36,580 people who identified as Non-Hispanic (97.86%).

Race: The White Alone population was the largest racial group in Marion County, Illinois with a population of 34,477 (92.24%); Black or African American Alone population was the second largest racial group with a population of 1,720 (4.6%); and Two Or More Races was the third largest racial group with a population of 791 (2.12%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Marion County, Illinois in 2021, with a population of 33,832 (90.51%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 1,671 (4.47%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 728 (1.95%).

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.

Data Source: US Census Bureau (Vintage).

See this for other years:

Hispanics and Non Hispanics in Marion County, IL in 2021

Total Population:37,379

Non Hispanic (97.86%)

Hispanic (2.14%)

Race in Marion County, IL in 2021

Total Population:37,379

White Alone (92.24%)

Black or African American Alone (4.6%)

Two or more races (2.12%)

Asian Alone (0.64%)

American Indian and Alaska Native Alone (0.38%)

Native Hawaiian And Pacific Islander Alone (0.03%)

Ethnicity in Marion County, IL in 2021

Total Population:37,379

Non-Hispanic White Alone (90.51%)

Non-Hispanic Black or African American Alone (4.47%)

Non-Hispanic Two or more races (1.95%)

Hispanic White Alone (1.73%)

All Other Ethnicities (0.73%)

Non-Hispanic Asian Alone (0.62%)

Population By Race in Marion , IL in 2021

Race	Population	Percentage
White Alone	34,477	92.24%
Black or African American Alone	1,720	4.6%
Two Or More Races	791	2.12%
Asian Alone	238	0.64%
American Indian and Alaska Native Alone	143	0.38%
Native Hawaiian And Pacific Islander Alone	10	0.03%

Population By Ethnicity in Marion , IL in 2021

Ethnicity	Population	Percentage
White Alone - Non Hispanic	33,832	90.51%
Black or African American Alone - Non Hispanic	1,671	4.47%
Two Or More Races - Non Hispanic	728	1.95%
White Alone - Hispanic	645	1.73%
Asian Alone - Non Hispanic	230	0.62%
American Indian and Alaska Native Alone - Non Hispanic	110	0.29%
Two Or More Races - Hispanic	63	0.17%
Black or African American Alone - Hispanic	49	0.13%
American Indian and Alaska Native Alone - Hispanic	33	0.09%
Native Hawaiian And Pacific Islander Alone - Non Hispanic	9	0.02%
Asian Alone - Hispanic	8	0.02%
Native Hawaiian And Pacific Islander Alone - Hispanic	1	0%