Population By Race and Ethnicity in Grundy, IL in 2023

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2023, the 53,578 population of Grundy County, Illinois comprised of 6,644 people who identified as Hispanic (12.4%), and 46,934 people who identified as Non-Hispanic (87.6%).

Race: The White Alone population was the largest racial group in Grundy County, Illinois with a population of 50,503 (94.26%); Black or African American Alone population was the second largest racial group with a population of 1,420 (2.65%); and Two Or More Races was the third largest racial group with a population of 843 (1.57%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Grundy County, Illinois in 2023, with a population of 44,376 (82.83%); the second largest ethnic group was White Alone - Hispanic with a population of 6,127 (11.44%); and the third largest ethnic group was Black or African American Alone - Non Hispanic with a population of 1,248 (2.33%).

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

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

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Hispanics and Non Hispanics in Grundy, IL in 2023
Total Population:
Race in Grundy, IL in 2023
Total Population:
Ethnicity in Grundy, IL in 2023
Total Population:
Population By Race in Grundy , IL in 2023
Race Population Percentage
Black or African American Alone 1,420 2.65%
White Alone 50,503 94.26%
American Indian and Alaska Native Alone 215 0.4%
Asian Alone 535 1%
Native Hawaiian And Pacific Islander Alone 62 0.12%
Two Or More Races 843 1.57%
Population By Ethnicity in Grundy , IL in 2023
Ethnicity Population Percentage
Black or African American Alone - Hispanic 172 0.32%
White Alone - Hispanic 6,127 11.44%
American Indian and Alaska Native Alone - Hispanic 122 0.23%
Asian Alone - Hispanic 46 0.09%
Native Hawaiian And Pacific Islander Alone - Hispanic 20 0.04%
Two Or More Races - Hispanic 157 0.29%
Black or African American Alone - Non Hispanic 1,248 2.33%
White Alone - Non Hispanic 44,376 82.83%
American Indian and Alaska Native Alone - Non Hispanic 93 0.17%
Asian Alone - Non Hispanic 489 0.91%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 42 0.08%
Two Or More Races - Non Hispanic 686 1.28%