Clayton, MO Demographics

A map of Clayton's Population by Race

Clayton, Missouri had a population of 17,355 in 2020. It was 70.0% White, 7.9% Black, 12.8% Asian, 4.0% Hispanic, 0.5% Native American/Other, and 4.7% Multiracial. This map presents the population of Clayton, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Of the 1,082 places in Missouri, Clayton is the 49th 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).

Clayton's White Population

12,153 residents of Clayton identify as White, or 70.0%. This makes the White share of the population of Clayton slightly less than the White share of the population of Missouri (75.8% White). Of the 1,082 places in Missouri, Clayton is ranked #975 in terms of White residents as a share of the population.

Clayton is more White than neighboring University City (48.1% White), and Hanley Hills (10.5% White). Clayton is less White than neighboring Richmond Heights (77.1% White), Brentwood (81.1% White), and Maplewood (72.6% White).

Clayton's Black Population

1,376 residents of Clayton identify as Black, or 7.9%. This makes the Black share of the population of Clayton roughly similar to the Black share of the population of Missouri (11.3% Black). Of the 1,082 places in Missouri, Clayton is ranked #122 in terms of Black residents as a share of the population.

Clayton is more Black than neighboring Brentwood (4.1% Black). Clayton is less Black than neighboring Richmond Heights (8.6% Black), University City (36.4% Black), Maplewood (13.1% Black), and Hanley Hills (81.7% Black).

Clayton's Asian Population

2,226 residents of Clayton identify as Asian, or 12.8%. This makes the Asian share of the population of Clayton slightly larger than the Asian share of the population of Missouri (2.1% Asian). Of the 1,082 places in Missouri, Clayton is ranked #5 in terms of Asian residents as a share of the population.

Clayton is more Asian than neighboring Richmond Heights (5.8% Asian), University City (6.4% Asian), Brentwood (6% Asian), Maplewood (3.3% Asian), and Hanley Hills (0.2% Asian).

Clayton's Hispanic Population

699 residents of Clayton identify as Hispanic, or 4.0%. This makes the Hispanic share of the population of Clayton roughly similar to the Hispanic share of the population of Missouri (4.9% Hispanic). Of the 1,082 places in Missouri, Clayton is ranked #246 in terms of Hispanic residents as a share of the population.

Clayton is more Hispanic than neighboring University City (3.9% Hispanic), Brentwood (3.6% Hispanic), and Hanley Hills (3% Hispanic). Clayton is less Hispanic than neighboring Maplewood (4.2% Hispanic).

Clayton's Native American/Other Population

89 residents of Clayton 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 Clayton roughly similar to the Native American/Other share of the population of Missouri (0.9% Native American/Other). Of the 1,082 places in Missouri, Clayton is ranked #570 in terms of Native American/Other residents as a share of the population.

Clayton is more Native American/Other than neighboring Richmond Heights (0.4% Native American/Other), and Brentwood (0.4% Native American/Other). Clayton is less Native American/Other than neighboring University City (0.9% Native American/Other), Maplewood (0.7% Native American/Other), and Hanley Hills (0.7% Native American/Other).

Clayton's Multiracial Population

812 residents of Clayton identify as Multiracial, or 4.7%. This makes the Multiracial share of the population of Clayton roughly similar to the Multiracial share of the population of Missouri (5% Multiracial). Of the 1,082 places in Missouri, Clayton is ranked #530 in terms of Multiracial residents as a share of the population.

Clayton is more Multiracial than neighboring Richmond Heights (4.1% Multiracial), University City (4.2% Multiracial), and Hanley Hills (3.9% Multiracial). Clayton is less Multiracial than neighboring Maplewood (6.1% Multiracial).

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