Population By Race and Ethnicity in Stephenson County, IL in 2017

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2017, the 44,998 population of Stephenson County, Illinois comprised of 1,786 people who identified as Hispanic (3.97%), and 43,212 people who identified as Non-Hispanic (96.03%).

Race: The White Alone population was the largest racial group in Stephenson County, Illinois with a population of 38,590 (85.76%); Black or African American Alone population was the second largest racial group with a population of 4,557 (10.13%); and Two Or More Races was the third largest racial group with a population of 1,419 (3.15%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Stephenson County, Illinois in 2017, with a population of 37,109 (82.47%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 4,405 (9.79%); and the third largest ethnic group was White Alone - Hispanic with a population of 1,481 (3.29%).

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

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

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Hispanics and Non Hispanics in Stephenson County, IL in 2017
Total Population:
Race in Stephenson County, IL in 2017
Total Population:
Ethnicity in Stephenson County, IL in 2017
Total Population:
Population By Race in Stephenson , IL in 2017
Race Population Percentage
Black or African American Alone 4,557 10.13%
White Alone 38,590 85.76%
American Indian and Alaska Native Alone 118 0.26%
Asian Alone 295 0.66%
Native Hawaiian And Pacific Islander Alone 19 0.04%
Two Or More Races 1,419 3.15%
Population By Ethnicity in Stephenson , IL in 2017
Ethnicity Population Percentage
Black or African American Alone - Hispanic 152 0.34%
White Alone - Hispanic 1,481 3.29%
American Indian and Alaska Native Alone - Hispanic 48 0.11%
Asian Alone - Hispanic 10 0.02%
Native Hawaiian And Pacific Islander Alone - Hispanic 5 0.01%
Two Or More Races - Hispanic 90 0.2%
Black or African American Alone - Non Hispanic 4,405 9.79%
White Alone - Non Hispanic 37,109 82.47%
American Indian and Alaska Native Alone - Non Hispanic 70 0.16%
Asian Alone - Non Hispanic 285 0.63%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 14 0.03%
Two Or More Races - Non Hispanic 1,329 2.95%