Marietta, IL Demographics

A map of Marietta's Population by Race

Marietta, Illinois had a population of 101 in 2020. It was 94.1% White, 0.0% Black, 0.0% Asian, 0.0% Hispanic, 1.0% Native American/Other, and 5.0% Multiracial. This map presents the population of Marietta, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Of the 1,466 places in Illinois, Marietta is the 1352nd 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).

Marietta's White Population

95 residents of Marietta identify as White, or 94.1%. This makes the White share of the population of Marietta considerably larger than the White share of the population of Illinois (58.3% White). Of the 1,466 places in Illinois, Marietta is ranked #294 in terms of White residents as a share of the population.

Marietta is more White than neighboring Bushnell (92.6% White), Adair (87.3% White), and Prairie City (90.9% White). Marietta is less White than neighboring Smithfield (95.8% White), and Table Grove (95.8% White).

Marietta's Black Population

0 residents of Marietta identify as Black, or 0.0%. This makes the Black share of the population of Marietta less than the Black share of the population of Illinois (13.9% Black). Of the 1,466 places in Illinois, Marietta is ranked #1103 in terms of Black residents as a share of the population.

Marietta is less Black than neighboring Bushnell (1.1% Black), Adair (0.5% Black), and Prairie City (2.2% Black).

Marietta's Asian Population

0 residents of Marietta identify as Asian, or 0.0%. This makes the Asian share of the population of Marietta slightly less than the Asian share of the population of Illinois (5.8% Asian). Of the 1,466 places in Illinois, Marietta is ranked #1026 in terms of Asian residents as a share of the population.

Marietta is less Asian than neighboring Bushnell (0.1% Asian), and Prairie City (0.5% Asian).

Marietta's Hispanic Population

0 residents of Marietta identify as Hispanic, or 0.0%. This makes the Hispanic share of the population of Marietta less than the Hispanic share of the population of Illinois (18.2% Hispanic). Of the 1,466 places in Illinois, Marietta is ranked #1387 in terms of Hispanic residents as a share of the population.

Marietta is less Hispanic than neighboring Smithfield (1% Hispanic), Bushnell (1.4% Hispanic), Adair (3.3% Hispanic), Table Grove (0.8% Hispanic), and Prairie City (2% Hispanic).

Marietta's Native American/Other Population

1 residents of Marietta identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 1.0%. This makes the Native American/Other share of the population of Marietta 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, Marietta is ranked #114 in terms of Native American/Other residents as a share of the population.

Marietta is more Native American/Other than neighboring Bushnell (0.3% Native American/Other), Adair (0% Native American/Other), Table Grove (0.8% Native American/Other), and Prairie City (0.2% Native American/Other).

Marietta's Multiracial Population

5 residents of Marietta identify as Multiracial, or 5.0%. This makes the Multiracial share of the population of Marietta roughly similar to the Multiracial share of the population of Illinois (3.2% Multiracial). Of the 1,466 places in Illinois, Marietta is ranked #253 in terms of Multiracial residents as a share of the population.

Marietta is more Multiracial than neighboring Smithfield (2.1% Multiracial), Bushnell (4.5% Multiracial), Table Grove (2.5% Multiracial), and Prairie City (4.2% Multiracial). Marietta is less Multiracial than neighboring Adair (9% Multiracial).

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