Monmouth, IL Demographics

A map of Monmouth's Population by Race

Monmouth, Illinois had a population of 8,902 in 2020. It was 68.8% White, 6.0% Black, 3.4% Asian, 17.8% Hispanic, 0.5% Native American/Other, and 3.5% Multiracial. This map presents the population of Monmouth, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Of the 1,466 places in Illinois, Monmouth is the 244th 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).

Monmouth's White Population

6,122 residents of Monmouth identify as White, or 68.8%. This makes the White share of the population of Monmouth slightly larger than the White share of the population of Illinois (58.3% White). Of the 1,466 places in Illinois, Monmouth is ranked #1243 in terms of White residents as a share of the population.

Monmouth is less White than neighboring Kirkwood (91.6% White), Cameron (95.7% White), Little York (94% White), Alexis (92.9% White), and Roseville (92.5% White).

Monmouth's Black Population

537 residents of Monmouth identify as Black, or 6.0%. This makes the Black share of the population of Monmouth slightly less than the Black share of the population of Illinois (13.9% Black). Of the 1,466 places in Illinois, Monmouth is ranked #196 in terms of Black residents as a share of the population.

Monmouth is more Black than neighboring Kirkwood (1.2% Black), Cameron (0% Black), Little York (0% Black), Alexis (0.1% Black), and Roseville (0.4% Black).

Monmouth's Asian Population

300 residents of Monmouth identify as Asian, or 3.4%. This makes the Asian share of the population of Monmouth roughly similar to the Asian share of the population of Illinois (5.8% Asian). Of the 1,466 places in Illinois, Monmouth is ranked #158 in terms of Asian residents as a share of the population.

Monmouth is more Asian than neighboring Kirkwood (0.4% Asian), Cameron (0.5% Asian), Little York (0.4% Asian), Alexis (0.9% Asian), and Roseville (0% Asian).

Monmouth's Hispanic Population

1,586 residents of Monmouth identify as Hispanic, or 17.8%. This makes the Hispanic share of the population of Monmouth roughly similar to the Hispanic share of the population of Illinois (18.2% Hispanic). Of the 1,466 places in Illinois, Monmouth is ranked #130 in terms of Hispanic residents as a share of the population.

Monmouth is more Hispanic than neighboring Kirkwood (1.5% Hispanic), Cameron (1.1% Hispanic), Little York (1.4% Hispanic), Alexis (3.4% Hispanic), and Roseville (3.7% Hispanic).

Monmouth's Native American/Other Population

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

Monmouth is more Native American/Other than neighboring Kirkwood (0% Native American/Other), Cameron (0% Native American/Other), Little York (0% Native American/Other), and Alexis (0.1% Native American/Other). Monmouth is less Native American/Other than neighboring Roseville (1.3% Native American/Other).

Monmouth's Multiracial Population

310 residents of Monmouth identify as Multiracial, or 3.5%. This makes the Multiracial share of the population of Monmouth roughly similar to the Multiracial share of the population of Illinois (3.2% Multiracial). Of the 1,466 places in Illinois, Monmouth is ranked #697 in terms of Multiracial residents as a share of the population.

Monmouth is more Multiracial than neighboring Cameron (2.7% Multiracial), Alexis (2.5% Multiracial), and Roseville (2% Multiracial). Monmouth is less Multiracial than neighboring Kirkwood (5.3% Multiracial), and Little York (4.2% Multiracial).

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