Census Dots

St. Peters, MO Demographics

A map of St. Peters's Population by Race

Race
PopulationPercent
White
47,58182.4%
Black
3,2195.6%
Multiracial
2,9315.1%
Hispanic
2,1893.8%
Asian
1,4702.5%
Native American/Other
3420.6%

St. Peters, Missouri had a population of 57,732 in 2020. It was 82.4% White, 5.6% Black, 2.5% Asian, 3.8% Hispanic, 0.6% Native American/Other, and 5.1% Multiracial. This map presents the population of St. Peters, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Of the 1,082 places in Missouri, St. Peters is the 11th 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).

St. Peters's White Population

47,581 residents of St. Peters identify as White, or 82.4%. This makes the White share of the population of St. Peters slightly larger than the White share of the population of Missouri (75.8% White). Of the 1,082 places in Missouri, St. Peters is ranked #851 in terms of White residents as a share of the population.

St. Peters is more White than neighboring St. Charles (78.1% White), and O'Fallon (81.4% White). St. Peters is less White than neighboring Cottleville (83.6% White), Weldon Spring (92.1% White), and Weldon Spring Heights (88.2% White).

St. Peters's Black Population

3,219 residents of St. Peters identify as Black, or 5.6%. This makes the Black share of the population of St. Peters slightly less than the Black share of the population of Missouri (11.3% Black). Of the 1,082 places in Missouri, St. Peters is ranked #149 in terms of Black residents as a share of the population.

St. Peters is more Black than neighboring Cottleville (4.4% Black), Weldon Spring (1.5% Black), Weldon Spring Heights (0% Black), and O'Fallon (5% Black). St. Peters is less Black than neighboring St. Charles (7.7% Black).

St. Peters's Asian Population

1,470 residents of St. Peters identify as Asian, or 2.5%. This makes the Asian share of the population of St. Peters roughly similar to the Asian share of the population of Missouri (2.1% Asian). Of the 1,082 places in Missouri, St. Peters is ranked #80 in terms of Asian residents as a share of the population.

St. Peters is more Asian than neighboring Weldon Spring (1.8% Asian). St. Peters is less Asian than neighboring Cottleville (4.3% Asian), St. Charles (3.3% Asian), Weldon Spring Heights (4.3% Asian), and O'Fallon (4% Asian).

St. Peters's Hispanic Population

2,189 residents of St. Peters identify as Hispanic, or 3.8%. This makes the Hispanic share of the population of St. Peters roughly similar to the Hispanic share of the population of Missouri (4.9% Hispanic). Of the 1,082 places in Missouri, St. Peters is ranked #260 in terms of Hispanic residents as a share of the population.

St. Peters is more Hispanic than neighboring Cottleville (2.9% Hispanic), and Weldon Spring (1.5% Hispanic). St. Peters is less Hispanic than neighboring St. Charles (5.6% Hispanic), Weldon Spring Heights (4.3% Hispanic), and O'Fallon (4% Hispanic).

St. Peters's Native American/Other Population

342 residents of St. Peters identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 0.6%. This makes the Native American/Other share of the population of St. Peters 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, St. Peters is ranked #516 in terms of Native American/Other residents as a share of the population.

St. Peters is more Native American/Other than neighboring Cottleville (0.5% Native American/Other), Weldon Spring (0.2% Native American/Other), and O'Fallon (0.5% Native American/Other). St. Peters is less Native American/Other than neighboring St. Charles (0.7% Native American/Other), and Weldon Spring Heights (1.1% Native American/Other).

St. Peters's Multiracial Population

2,931 residents of St. Peters identify as Multiracial, or 5.1%. This makes the Multiracial share of the population of St. Peters roughly similar to the Multiracial share of the population of Missouri (5% Multiracial). Of the 1,082 places in Missouri, St. Peters is ranked #459 in terms of Multiracial residents as a share of the population.

St. Peters is more Multiracial than neighboring Cottleville (4.3% Multiracial), Weldon Spring (3% Multiracial), St. Charles (4.7% Multiracial), Weldon Spring Heights (2.2% Multiracial), and O'Fallon (5% Multiracial).

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