Boone County Demographics

A map of Boone County's Population by Race

Boone County, Illinois had a population of 53,448 in 2020. It was 68.6% White, 2.2% Black, 1.2% Asian, 24.1% Hispanic, 0.5% Native American/Other, and 3.4% Multiracial. This map presents the population of Boone County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Boone County is the 25th most populous county of the 102 counties in Illinois.

Boone County's White Population

36,689 residents of Boone County identify as White, or 68.6%. This makes the White share of the population of Boone County slightly larger than the White share of the population of Illinois (58.3% White). Of the 102 counties in Illinois, Boone County is ranked #88 in terms of White residents as a share of the population.

Boone County is more White than neighboring Winnebago County (64.2% White). Boone County is less White than neighboring McHenry County (76.9% White), Rock County (79.3% White), DeKalb County (71% White), and Walworth County (82.7% White).

Boone County's Black Population

1,171 residents of Boone County identify as Black, or 2.2%. This makes the Black share of the population of Boone County slightly less than the Black share of the population of Illinois (13.9% Black). Of the 102 counties in Illinois, Boone County is ranked #52 in terms of Black residents as a share of the population.

Boone County is more Black than neighboring McHenry County (1.3% Black), and Walworth County (1.1% Black). Boone County is less Black than neighboring Winnebago County (13.4% Black), Rock County (4.9% Black), and DeKalb County (8.7% Black).

Boone County's Asian Population

637 residents of Boone County identify as Asian, or 1.2%. This makes the Asian share of the population of Boone County roughly similar to the Asian share of the population of Illinois (5.8% Asian). Of the 102 counties in Illinois, Boone County is ranked #22 in terms of Asian residents as a share of the population.

Boone County is more Asian than neighboring Walworth County (0.9% Asian). Boone County is less Asian than neighboring Winnebago County (2.8% Asian), McHenry County (2.8% Asian), and DeKalb County (2.3% Asian).

Boone County's Hispanic Population

12,880 residents of Boone County identify as Hispanic, or 24.1%. This makes the Hispanic share of the population of Boone County slightly larger than the Hispanic share of the population of Illinois (18.2% Hispanic). Of the 102 counties in Illinois, Boone County is ranked #3 in terms of Hispanic residents as a share of the population.

Boone County is more Hispanic than neighboring Winnebago County (14.4% Hispanic), McHenry County (15.1% Hispanic), Rock County (9.7% Hispanic), DeKalb County (13.5% Hispanic), and Walworth County (11.8% Hispanic).

Boone County's Native American/Other Population

262 residents of Boone County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 0.5%. This makes the Native American/Other share of the population of Boone County roughly similar to the Native American/Other share of the population of Illinois (0.5% Native American/Other). Of the 102 counties in Illinois, Boone County is ranked #33 in terms of Native American/Other residents as a share of the population.

Boone County is more Native American/Other than neighboring McHenry County (0.4% Native American/Other), and DeKalb County (0.4% Native American/Other). Boone County is less Native American/Other than neighboring Winnebago County (0.6% Native American/Other), and Rock County (0.6% Native American/Other).

Boone County's Multiracial Population

1,809 residents of Boone County identify as Multiracial, or 3.4%. This makes the Multiracial share of the population of Boone County roughly similar to the Multiracial share of the population of Illinois (3.2% Multiracial). Of the 102 counties in Illinois, Boone County is ranked #50 in terms of Multiracial residents as a share of the population.

Boone County is more Multiracial than neighboring Walworth County (3% Multiracial). Boone County is less Multiracial than neighboring Winnebago County (4.6% Multiracial), McHenry County (3.5% Multiracial), Rock County (4.3% Multiracial), and DeKalb County (4.1% Multiracial).

Source: 2020 Census State Redistricting Data and Census TIGER/Line Shapefiles.