Marengo, IL Demographics

A map of Marengo's Population by Race

Marengo, Illinois had a population of 7,568 in 2020. It was 76.1% White, 1.2% Black, 0.7% Asian, 18.2% Hispanic, 0.5% Native American/Other, and 3.3% Multiracial. This map presents the population of Marengo, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Of the 1,466 places in Illinois, Marengo is the 275th 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).

Marengo's White Population

5,758 residents of Marengo identify as White, or 76.1%. This makes the White share of the population of Marengo larger than the White share of the population of Illinois (58.3% White). Of the 1,466 places in Illinois, Marengo is ranked #1173 in terms of White residents as a share of the population.

Marengo is more White than neighboring Coral (62.5% White). Marengo is less White than neighboring Riley (80% White), Union (87.3% White), Garden Prairie (81% White), and Franklinville (86.8% White).

Marengo's Black Population

94 residents of Marengo identify as Black, or 1.2%. This makes the Black share of the population of Marengo less than the Black share of the population of Illinois (13.9% Black). Of the 1,466 places in Illinois, Marengo is ranked #503 in terms of Black residents as a share of the population.

Marengo is more Black than neighboring Riley (0% Black), Coral (0% Black), Union (0% Black), Garden Prairie (0% Black), and Franklinville (0% Black).

Marengo's Asian Population

51 residents of Marengo identify as Asian, or 0.7%. This makes the Asian share of the population of Marengo slightly less than the Asian share of the population of Illinois (5.8% Asian). Of the 1,466 places in Illinois, Marengo is ranked #471 in terms of Asian residents as a share of the population.

Marengo is more Asian than neighboring Riley (0% Asian), Coral (0% Asian), and Franklinville (0% Asian). Marengo is less Asian than neighboring Union (1.1% Asian).

Marengo's Hispanic Population

1,381 residents of Marengo identify as Hispanic, or 18.2%. This makes the Hispanic share of the population of Marengo roughly similar to the Hispanic share of the population of Illinois (18.2% Hispanic). Of the 1,466 places in Illinois, Marengo is ranked #125 in terms of Hispanic residents as a share of the population.

Marengo is more Hispanic than neighboring Riley (10% Hispanic), Union (8.7% Hispanic), Garden Prairie (12.3% Hispanic), and Franklinville (2.6% Hispanic). Marengo is less Hispanic than neighboring Coral (37.5% Hispanic).

Marengo's Native American/Other Population

36 residents of Marengo 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 Marengo 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, Marengo is ranked #443 in terms of Native American/Other residents as a share of the population.

Marengo is more Native American/Other than neighboring Riley (0% Native American/Other), Coral (0% Native American/Other), Union (0% Native American/Other), Garden Prairie (0.3% Native American/Other), and Franklinville (0% Native American/Other).

Marengo's Multiracial Population

248 residents of Marengo identify as Multiracial, or 3.3%. This makes the Multiracial share of the population of Marengo roughly similar to the Multiracial share of the population of Illinois (3.2% Multiracial). Of the 1,466 places in Illinois, Marengo is ranked #789 in terms of Multiracial residents as a share of the population.

Marengo is more Multiracial than neighboring Coral (0% Multiracial), and Union (2.9% Multiracial). Marengo is less Multiracial than neighboring Riley (10% Multiracial), Garden Prairie (5.7% Multiracial), and Franklinville (10.5% Multiracial).

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