Population By Race and Ethnicity in Greene, IL in 2020

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2020, the 11,936 population of Greene County, Illinois comprised of 123 people who identified as Hispanic (1.03%), and 11,813 people who identified as Non-Hispanic (98.97%).

Race: The White Alone population was the largest racial group in Greene County, Illinois with a population of 11,687 (97.91%); Black or African American Alone population was the second largest racial group with a population of 92 (0.77%); and Two Or More Races was the third largest racial group with a population of 84 (0.7%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Greene County, Illinois in 2020, with a population of 11,585 (97.06%); the second largest ethnic group was White Alone - Hispanic with a population of 102 (0.86%); and the third largest ethnic group was Black or African American Alone - Non Hispanic with a population of 85 (0.71%).

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

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

See this for other years:
Hispanics and Non Hispanics in Greene, IL in 2020
Total Population:
Race in Greene, IL in 2020
Total Population:
Ethnicity in Greene, IL in 2020
Total Population:
Population By Race in Greene , IL in 2020
Race Population Percentage
Black or African American Alone 92 0.77%
White Alone 11,687 97.91%
American Indian and Alaska Native Alone 39 0.33%
Asian Alone 32 0.27%
Native Hawaiian And Pacific Islander Alone 2 0.02%
Two Or More Races 84 0.7%
Population By Ethnicity in Greene , IL in 2020
Ethnicity Population Percentage
Black or African American Alone - Hispanic 7 0.06%
White Alone - Hispanic 102 0.86%
American Indian and Alaska Native Alone - Hispanic 8 0.07%
Asian Alone - Hispanic 0 0%
Native Hawaiian And Pacific Islander Alone - Hispanic 0 0%
Two Or More Races - Hispanic 6 0.05%
Black or African American Alone - Non Hispanic 85 0.71%
White Alone - Non Hispanic 11,585 97.06%
American Indian and Alaska Native Alone - Non Hispanic 31 0.26%
Asian Alone - Non Hispanic 32 0.27%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 2 0.02%
Two Or More Races - Non Hispanic 78 0.65%