Cortland, IL Demographics

A map of Cortland's Population by Race

Cortland, Illinois had a population of 4,398 in 2020. It was 68.5% White, 7.9% Black, 1.4% Asian, 17.0% Hispanic, 0.5% Native American/Other, and 4.6% Multiracial. This map presents the population of Cortland, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Of the 1,466 places in Illinois, Cortland is the 362nd most populous. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs).

Cortland's White Population

3,011 residents of Cortland identify as White, or 68.5%. This makes the White share of the population of Cortland slightly larger than the White share of the population of Illinois (58.3% White). Of the 1,466 places in Illinois, Cortland is ranked #1247 in terms of White residents as a share of the population.

Cortland is more White than neighboring DeKalb (55.1% White). Cortland is less White than neighboring Sycamore (80.8% White), Maple Park (87.9% White), Virgil (88.9% White), and Hinckley (86.4% White).

Cortland's Black Population

349 residents of Cortland identify as Black, or 7.9%. This makes the Black share of the population of Cortland slightly less than the Black share of the population of Illinois (13.9% Black). Of the 1,466 places in Illinois, Cortland is ranked #163 in terms of Black residents as a share of the population.

Cortland is more Black than neighboring Sycamore (3.1% Black), Maple Park (0.1% Black), Virgil (1.7% Black), and Hinckley (0.5% Black). Cortland is less Black than neighboring DeKalb (18.1% Black).

Cortland's Asian Population

61 residents of Cortland identify as Asian, or 1.4%. This makes the Asian share of the population of Cortland roughly similar to the Asian share of the population of Illinois (5.8% Asian). Of the 1,466 places in Illinois, Cortland is ranked #296 in terms of Asian residents as a share of the population.

Cortland is more Asian than neighboring Maple Park (0.7% Asian), Virgil (0% Asian), and Hinckley (0.8% Asian). Cortland is less Asian than neighboring DeKalb (3.9% Asian), and Sycamore (2.2% Asian).

Cortland's Hispanic Population

749 residents of Cortland identify as Hispanic, or 17.0%. This makes the Hispanic share of the population of Cortland roughly similar to the Hispanic share of the population of Illinois (18.2% Hispanic). Of the 1,466 places in Illinois, Cortland is ranked #139 in terms of Hispanic residents as a share of the population.

Cortland is more Hispanic than neighboring Sycamore (9.3% Hispanic), Maple Park (8% Hispanic), Virgil (6.9% Hispanic), and Hinckley (8.2% Hispanic). Cortland is less Hispanic than neighboring DeKalb (17.8% Hispanic).

Cortland's Native American/Other Population

24 residents of Cortland 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 Cortland roughly similar to the Native American/Other share of the population of Illinois (0.5% Native American/Other). Of the 1,466 places in Illinois, Cortland is ranked #443 in terms of Native American/Other residents as a share of the population.

Cortland is more Native American/Other than neighboring Sycamore (0.4% Native American/Other), Maple Park (0.4% Native American/Other), and Hinckley (0.3% Native American/Other). Cortland is less Native American/Other than neighboring Virgil (1% Native American/Other).

Cortland's Multiracial Population

204 residents of Cortland identify as Multiracial, or 4.6%. This makes the Multiracial share of the population of Cortland roughly similar to the Multiracial share of the population of Illinois (3.2% Multiracial). Of the 1,466 places in Illinois, Cortland is ranked #331 in terms of Multiracial residents as a share of the population.

Cortland is more Multiracial than neighboring DeKalb (4.5% Multiracial), Sycamore (4.2% Multiracial), Maple Park (2.9% Multiracial), Virgil (1.4% Multiracial), and Hinckley (3.6% Multiracial).

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