Population By Race and Ethnicity in McHenry County, IL in 2012

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2012, the 308,248 population of McHenry County, Illinois comprised of 36,223 people who identified as Hispanic (11.75%), and 272,025 people who identified as Non-Hispanic (88.25%).

Race: The White Alone population was the largest racial group in McHenry County, Illinois with a population of 290,320 (94.18%); Asian Alone population was the second largest racial group with a population of 8,319 (2.7%); and Two Or More Races was the third largest racial group with a population of 4,168 (1.35%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in McHenry County, Illinois in 2012, with a population of 256,486 (83.21%); the second largest ethnic group was White Alone - Hispanic with a population of 33,834 (10.98%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 8,101 (2.63%).

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

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

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Hispanics and Non Hispanics in McHenry County, IL in 2012
Total Population:
Race in McHenry County, IL in 2012
Total Population:
Ethnicity in McHenry County, IL in 2012
Total Population:
Population By Race in McHenry , IL in 2012
Race Population Percentage
Black or African American Alone 3,886 1.26%
White Alone 290,320 94.18%
American Indian and Alaska Native Alone 1,396 0.45%
Asian Alone 8,319 2.7%
Native Hawaiian And Pacific Islander Alone 159 0.05%
Two Or More Races 4,168 1.35%
Population By Ethnicity in McHenry , IL in 2012
Ethnicity Population Percentage
Black or African American Alone - Hispanic 458 0.15%
White Alone - Hispanic 33,834 10.98%
American Indian and Alaska Native Alone - Hispanic 942 0.31%
Asian Alone - Hispanic 218 0.07%
Native Hawaiian And Pacific Islander Alone - Hispanic 49 0.02%
Two Or More Races - Hispanic 722 0.23%
Black or African American Alone - Non Hispanic 3,428 1.11%
White Alone - Non Hispanic 256,486 83.21%
American Indian and Alaska Native Alone - Non Hispanic 454 0.15%
Asian Alone - Non Hispanic 8,101 2.63%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 110 0.04%
Two Or More Races - Non Hispanic 3,446 1.12%