Population By Race and Ethnicity in Mason, IL in 2021

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2021, the 12,830 population of Mason County, Illinois comprised of 203 people who identified as Hispanic (1.58%), and 12,627 people who identified as Non-Hispanic (98.42%).

Race: The White Alone population was the largest racial group in Mason County, Illinois with a population of 12,429 (96.88%); Two Or More Races population was the second largest racial group with a population of 164 (1.28%); and Black or African American Alone was the third largest racial group with a population of 96 (0.75%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Mason County, Illinois in 2021, with a population of 12,253 (95.5%); the second largest ethnic group was White Alone - Hispanic with a population of 176 (1.37%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 159 (1.24%).

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

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

See this for other years:
Hispanics and Non Hispanics in Mason, IL in 2021
Total Population:
Race in Mason, IL in 2021
Total Population:
Ethnicity in Mason, IL in 2021
Total Population:
Population By Race in Mason , IL in 2021
Race Population Percentage
Black or African American Alone 96 0.75%
White Alone 12,429 96.88%
American Indian and Alaska Native Alone 63 0.49%
Asian Alone 77 0.6%
Native Hawaiian And Pacific Islander Alone 1 0.01%
Two Or More Races 164 1.28%
Population By Ethnicity in Mason , IL in 2021
Ethnicity Population Percentage
Black or African American Alone - Hispanic 4 0.03%
White Alone - Hispanic 176 1.37%
American Indian and Alaska Native Alone - Hispanic 16 0.13%
Asian Alone - Hispanic 1 0.01%
Native Hawaiian And Pacific Islander Alone - Hispanic 1 0.01%
Two Or More Races - Hispanic 5 0.04%
Black or African American Alone - Non Hispanic 92 0.72%
White Alone - Non Hispanic 12,253 95.5%
American Indian and Alaska Native Alone - Non Hispanic 47 0.37%
Asian Alone - Non Hispanic 76 0.59%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 0 0%
Two Or More Races - Non Hispanic 159 1.24%