Wentzville is located in St. Charles County, Missouri. Wentzville has a 2025 population of 56,912 . Wentzville is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.
The average household income in Wentzville is $125,488 with a poverty rate of 5.01%. The median age in Wentzville is 37.2 years: 36.3 years for males, and 38.4 years for females. For every 100 females there are 98.7 males.
Data after 2023 is projected based on recent change
The racial composition of Wentzville includes 85.55% White, 5.01% Black or African American, and smaller percentages for Asian, other race, Native American and multiracial populations.
White (85.55%)
Two or more races (6.11%)
Black or African American (5.01%)
Asian (2.6%)
Other race (0.73%)
Native American (0.01%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 48,686 | 85.55% |
| Two or more races | 3,478 | 6.11% |
| Black or African American | 2,852 | 5.01% |
| Asian | 1,480 | 2.6% |
| Other race | 413 | 0.73% |
| Native American | 3 | 0.01% |
Married
Widowed
Divorced
Separated
Never Married
Wentzville's average per capita income is $64,002. Household income levels show a median of $104,975. The poverty rate stands at 5.01%.
Name | Median | Mean |
|---|---|---|
| Married Families | $129,851 | - |
| Families | $117,938 | $140,162 |
| Households | $104,975 | $125,488 |
| Non Families | $57,500 | $71,959 |
Average Income
Median Household Income
Poverty Rate