Population By Race and Ethnicity in Rock Island County, IL in 2012

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2012, the 147,699 population of Rock Island County, Illinois comprised of 17,636 people who identified as Hispanic (11.94%), and 130,063 people who identified as Non-Hispanic (88.06%).

Race: The White Alone population was the largest racial group in Rock Island County, Illinois with a population of 125,580 (85.02%); Black or African American Alone population was the second largest racial group with a population of 14,124 (9.56%); and Two Or More Races was the third largest racial group with a population of 3,722 (2.52%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Rock Island County, Illinois in 2012, with a population of 110,005 (74.48%); the second largest ethnic group was White Alone - Hispanic with a population of 15,575 (10.55%); and the third largest ethnic group was Black or African American Alone - Non Hispanic with a population of 13,366 (9.05%).

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

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

See this for other years:
Hispanics and Non Hispanics in Rock Island County, IL in 2012
Total Population:
Race in Rock Island County, IL in 2012
Total Population:
Ethnicity in Rock Island County, IL in 2012
Total Population:
Population By Race in Rock Island , IL in 2012
Race Population Percentage
Black or African American Alone 14,124 9.56%
White Alone 125,580 85.02%
American Indian and Alaska Native Alone 807 0.55%
Asian Alone 3,404 2.31%
Native Hawaiian And Pacific Islander Alone 62 0.04%
Two Or More Races 3,722 2.52%
Population By Ethnicity in Rock Island , IL in 2012
Ethnicity Population Percentage
Black or African American Alone - Hispanic 758 0.51%
White Alone - Hispanic 15,575 10.55%
American Indian and Alaska Native Alone - Hispanic 514 0.35%
Asian Alone - Hispanic 109 0.07%
Native Hawaiian And Pacific Islander Alone - Hispanic 14 0.01%
Two Or More Races - Hispanic 666 0.45%
Black or African American Alone - Non Hispanic 13,366 9.05%
White Alone - Non Hispanic 110,005 74.48%
American Indian and Alaska Native Alone - Non Hispanic 293 0.2%
Asian Alone - Non Hispanic 3,295 2.23%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 48 0.03%
Two Or More Races - Non Hispanic 3,056 2.07%