Wentzville, MO Demographics

A map of Wentzville's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	39,637	37,213	84.2%	83.9%
Black	3,114	2,577	6.6%	5.8%
Multiracial	1,766	2,229	3.8%	5.0%
Hispanic	1,561	1,478	3.3%	3.3%
Asian	766	659	1.6%	1.5%
Native American/Other	217	216	0.5%	0.5%

Wentzville, Missouri has an estimated population of 47,061, an increase from the 44,372 recorded in the 2020 Census. The population is 84.2% White, 6.6% Black, 3.8% Multiracial, 3.3% Hispanic, 1.6% Asian, and 0.5% Native American/Other. This demographic dot map shows the population of Wentzville, with one dot drawn for each person counted by the Census, color-coded by race.

Wentzville has become slightly less 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 Wentzville, that probability was 28.9% in 2020 and 28.3% in the most recent ACS estimates.

Wentzville is ranked the 15th 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). Wentzville was ranked the 15th most populous place in the 2020 Census.

Wentzville's White Population

39,637 residents of Wentzville, or 84.2% of the population, identify as White. The share of White residents in Wentzville is higher than in Missouri overall, where 76.3% of the population is White. Wentzville ranks 824th statewide in terms of White residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Wentzville's White population has grown by an estimated 6.5%. White residents' share of Wentzville's population has remained roughly unchanged at 84.2%.

Wentzville is more White than neighboring Josephville (84% White). Wentzville is less White than neighboring Flint Hill (90.7% White), Lake St. Louis (84.7% White), Foristell (96.9% White), and New Melle (91.4% White).

Wentzville's Black Population

3,114 residents of Wentzville, or 6.6% of the population, identify as Black. The share of Black residents in Wentzville is slightly lower than in Missouri overall, where 10.9% of the population is Black. Wentzville ranks 143rd statewide in terms of Black residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Wentzville's Black population has grown by an estimated 20.8%. Black residents' share of Wentzville's population has increased from 5.8% to 6.6%.

Wentzville is more Black than neighboring Flint Hill (1.2% Black), Lake St. Louis (5.5% Black), Foristell (0% Black), and New Melle (0% Black). Wentzville is less Black than neighboring Josephville (13.1% Black).

Wentzville's Asian Population

766 residents of Wentzville, or 1.6% of the population, identify as Asian. The share of Asian residents in Wentzville is comparable to the share in Missouri overall, where 2.1% of the population is Asian. Wentzville ranks 133rd statewide in terms of Asian residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Wentzville's Asian population has grown by an estimated 16.2%. Asian residents' share of Wentzville's population has remained roughly unchanged at 1.6%.

Wentzville is more Asian than neighboring Flint Hill (0% Asian), Josephville (0.2% Asian), and Foristell (0.2% Asian). Wentzville is less Asian than neighboring Lake St. Louis (1.9% Asian), and New Melle (5.8% Asian).

Wentzville's Hispanic Population

1,561 residents of Wentzville, or 3.3% of the population, identify as Hispanic. The share of Hispanic residents in Wentzville is comparable to the share in Missouri overall, where 5.2% of the population is Hispanic. Wentzville ranks 331st statewide in terms of Hispanic residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Wentzville's Hispanic population has grown by an estimated 5.6%. Hispanic residents' share of Wentzville's population has remained roughly unchanged at 3.3%.

Wentzville is more Hispanic than neighboring Josephville (0% Hispanic), Lake St. Louis (2.5% Hispanic), Foristell (0.2% Hispanic), and New Melle (0% Hispanic). Wentzville is less Hispanic than neighboring Flint Hill (5.8% Hispanic).

Wentzville's Native American/Other Population

217 residents of Wentzville, or 0.5% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Wentzville is comparable to the share in Missouri overall, where 0.7% of the population is Native American/Other. Wentzville ranks 615th statewide in terms of Native American/Other residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Wentzville's Native American/Other population has remained roughly the same. Native American/Other residents' share of Wentzville's population has remained roughly unchanged at 0.5%.

Wentzville is more Native American/Other than neighboring Flint Hill (0% Native American/Other), Josephville (0% Native American/Other), Foristell (0% Native American/Other), and New Melle (0% Native American/Other). Wentzville is less Native American/Other than neighboring Lake St. Louis (0.6% Native American/Other).

Wentzville's Multiracial Population

1,766 residents of Wentzville, or 3.8% of the population, identify as Multiracial. The share of Multiracial residents in Wentzville is comparable to the share in Missouri overall, where 4.8% of the population is Multiracial. Wentzville ranks 474th statewide in terms of Multiracial residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Wentzville's Multiracial population has declined by an estimated 20.8%. Multiracial residents' share of Wentzville's population has decreased from 5.0% to 3.8%.

Wentzville is more Multiracial than neighboring Flint Hill (2.2% Multiracial), Josephville (2.7% Multiracial), Foristell (2.7% Multiracial), and New Melle (2.9% Multiracial). Wentzville is less Multiracial than neighboring Lake St. Louis (4.8% 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.