Lee County Demographics

A map of Lee County's Population by Race

Lee County, Illinois had a population of 34,145 in 2020. It was 83.3% White, 5.4% Black, 0.7% Asian, 6.8% Hispanic, 0.4% Native American/Other, and 3.4% Multiracial. This map presents the population of Lee County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Lee County is the 42nd most populous county of the 102 counties in Illinois.

Lee County's White Population

28,435 residents of Lee County identify as White, or 83.3%. This makes the White share of the population of Lee County considerably larger than the White share of the population of Illinois (58.3% White). Of the 102 counties in Illinois, Lee County is ranked #69 in terms of White residents as a share of the population.

Lee County is more White than neighboring DeKalb County (71% White), and LaSalle County (82.5% White). Lee County is less White than neighboring Bureau County (85.8% White), and Putnam County (90% White).

Lee County's Black Population

1,831 residents of Lee County identify as Black, or 5.4%. This makes the Black share of the population of Lee County slightly less than the Black share of the population of Illinois (13.9% Black). Of the 102 counties in Illinois, Lee County is ranked #33 in terms of Black residents as a share of the population.

Lee County is more Black than neighboring Ogle County (1% Black), Bureau County (0.8% Black), Putnam County (0.5% Black), and LaSalle County (2.3% Black). Lee County is less Black than neighboring DeKalb County (8.7% Black).

Lee County's Asian Population

248 residents of Lee County identify as Asian, or 0.7%. This makes the Asian share of the population of Lee County slightly less than the Asian share of the population of Illinois (5.8% Asian). Of the 102 counties in Illinois, Lee County is ranked #37 in terms of Asian residents as a share of the population.

Lee County is more Asian than neighboring Ogle County (0.5% Asian), and Putnam County (0.3% Asian). Lee County is less Asian than neighboring Bureau County (0.9% Asian), DeKalb County (2.3% Asian), and LaSalle County (0.8% Asian).

Lee County's Hispanic Population

2,324 residents of Lee County identify as Hispanic, or 6.8%. This makes the Hispanic share of the population of Lee County slightly less than the Hispanic share of the population of Illinois (18.2% Hispanic). Of the 102 counties in Illinois, Lee County is ranked #23 in terms of Hispanic residents as a share of the population.

Lee County is more Hispanic than neighboring Putnam County (6.2% Hispanic). Lee County is less Hispanic than neighboring Ogle County (11.2% Hispanic), Bureau County (9.3% Hispanic), DeKalb County (13.5% Hispanic), and LaSalle County (10.4% Hispanic).

Lee County's Native American/Other Population

135 residents of Lee County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 0.4%. This makes the Native American/Other share of the population of Lee 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, Lee County is ranked #57 in terms of Native American/Other residents as a share of the population.

Lee County is more Native American/Other than neighboring Ogle County (0.3% Native American/Other), and Putnam County (0.3% Native American/Other).

Lee County's Multiracial Population

1,172 residents of Lee County identify as Multiracial, or 3.4%. This makes the Multiracial share of the population of Lee County roughly similar to the Multiracial share of the population of Illinois (3.2% Multiracial). Of the 102 counties in Illinois, Lee County is ranked #48 in terms of Multiracial residents as a share of the population.

Lee County is more Multiracial than neighboring Bureau County (2.9% Multiracial), and Putnam County (2.7% Multiracial). Lee County is less Multiracial than neighboring Ogle County (3.7% Multiracial), DeKalb County (4.1% Multiracial), and LaSalle County (3.6% Multiracial).

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