Cottleville, MO Demographics

A map of Cottleville's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	4,787	4,690	80.6%	83.6%
Black	423	246	7.1%	4.4%
Multiracial	372	240	6.3%	4.3%
Hispanic	205	163	3.5%	2.9%
Asian	77	243	1.3%	4.3%
Native American/Other	73	29	1.2%	0.5%

Cottleville, Missouri has an estimated population of 5,937, an increase from the 5,611 recorded in the 2020 Census. The population is 80.6% White, 7.1% Black, 6.3% Multiracial, 3.5% Hispanic, 1.3% Asian, and 1.2% Native American/Other. This demographic dot map shows the population of Cottleville, with one dot drawn for each person counted by the Census, color-coded by race.

Cottleville has become more racially diverse since the 2020 Census. It is considerably less diverse than Missouri overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Cottleville, that probability was 29.5% in 2020 and 33.9% in the most recent ACS estimates.

Cottleville is ranked the 130th most populous place in Missouri, out of 1,082 places. 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). Cottleville was ranked the 131st most populous place in the 2020 Census.

Cottleville's White Population

4,787 residents of Cottleville, or 80.6% of the population, identify as White. The share of White residents in Cottleville is slightly higher than in Missouri overall, where 76.3% of the population is White. Cottleville ranks 831st statewide in terms of White residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Cottleville's White population has grown by an estimated 2.1%. White residents' share of Cottleville's population has decreased from 83.6% to 80.6%.

Cottleville is more White than neighboring O'Fallon (79.5% White). Cottleville is less White than neighboring Weldon Spring (93.9% White), Weldon Spring Heights (90.1% White), St. Peters (85% White), and Dardenne Prairie (85.1% White).

Cottleville's Black Population

423 residents of Cottleville, or 7.1% of the population, identify as Black. The share of Black residents in Cottleville is slightly lower than in Missouri overall, where 10.9% of the population is Black. Cottleville ranks 176th statewide in terms of Black residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Cottleville's Black population has grown by an estimated 72.0%. Black residents' share of Cottleville's population has increased from 4.4% to 7.1%.

Cottleville is more Black than neighboring Weldon Spring (0.8% Black), Weldon Spring Heights (0% Black), St. Peters (4.6% Black), O'Fallon (5.2% Black), and Dardenne Prairie (3.4% Black).

Cottleville's Asian Population

77 residents of Cottleville, or 1.3% of the population, identify as Asian. The share of Asian residents in Cottleville is comparable to the share in Missouri overall, where 2.1% of the population is Asian. Cottleville ranks 32nd statewide in terms of Asian residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Cottleville's Asian population has declined by an estimated 68.3%. Asian residents' share of Cottleville's population has decreased from 4.3% to 1.3%.

Cottleville is less Asian than neighboring Weldon Spring (3.8% Asian), Weldon Spring Heights (1.7% Asian), St. Peters (2.6% Asian), O'Fallon (4.8% Asian), and Dardenne Prairie (5.6% Asian).

Cottleville's Hispanic Population

205 residents of Cottleville, or 3.5% of the population, identify as Hispanic. The share of Hispanic residents in Cottleville is comparable to the share in Missouri overall, where 5.2% of the population is Hispanic. Cottleville ranks 404th statewide in terms of Hispanic residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Cottleville's Hispanic population has grown by an estimated 25.8%. Hispanic residents' share of Cottleville's population has increased from 2.9% to 3.5%.

Cottleville is more Hispanic than neighboring Weldon Spring (0% Hispanic), Weldon Spring Heights (0% Hispanic), St. Peters (2.9% Hispanic), and Dardenne Prairie (3.3% Hispanic). Cottleville is less Hispanic than neighboring O'Fallon (5.5% Hispanic).

Cottleville's Native American/Other Population

73 residents of Cottleville, or 1.2% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Cottleville is comparable to the share in Missouri overall, where 0.7% of the population is Native American/Other. Cottleville ranks 592nd statewide in terms of Native American/Other residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Cottleville's Native American/Other population has grown by an estimated 151.7%. Native American/Other residents' share of Cottleville's population has increased from 0.5% to 1.2%.

Cottleville is more Native American/Other than neighboring Weldon Spring (0.5% Native American/Other), Weldon Spring Heights (0% Native American/Other), St. Peters (0.2% Native American/Other), O'Fallon (0.6% Native American/Other), and Dardenne Prairie (0% Native American/Other).

Cottleville's Multiracial Population

372 residents of Cottleville, or 6.3% of the population, identify as Multiracial. The share of Multiracial residents in Cottleville is comparable to the share in Missouri overall, where 4.8% of the population is Multiracial. Cottleville ranks 624th statewide in terms of Multiracial residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Cottleville's Multiracial population has grown by an estimated 55.0%. Multiracial residents' share of Cottleville's population has increased from 4.3% to 6.3%.

Cottleville is more Multiracial than neighboring Weldon Spring (1% Multiracial), St. Peters (4.6% Multiracial), O'Fallon (4.3% Multiracial), and Dardenne Prairie (2.6% Multiracial). Cottleville is less Multiracial than neighboring Weldon Spring Heights (8.3% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.