Cottleville is a city located in St. Charles County, Missouri. Cottleville has a 2025 population of 6,274. Cottleville is currently growing at a rate of 1.88% annually and its population has increased by 10.15% since the most recent census, which recorded a population of 5,696 in 2020.
The average household income in Cottleville is $175,801 with a poverty rate of 3.3%.The median age in Cottleville is 36.9 years: 35.2 years for males, and 37.8 years for females.
Data after 2023 is projected based on recent change
The racial composition of Cottleville includes 84.47% White, 7.76% Black or African American, and smaller percentages for other race, Asian and multiracial populations.
Race | Population | Percentage (of total) |
---|---|---|
White | 4,857 | 84.47% |
Black or African American | 446 | 7.76% |
Two or more races | 335 | 5.83% |
Other race | 81 | 1.41% |
Asian | 31 | 0.54% |
Married
Widowed
Divorced
Separated
Never Married
Cottleville's average per capita income is $66,078. Household income levels show a median of $114,420. The poverty rate stands at 3.3%.
Name | Median | Mean |
---|---|---|
Married Families | $172,386 | - |
Families | $158,378 | $200,602 |
Households | $114,420 | $175,801 |
Non Families | $73,264 | $107,428 |
Average Income
Median Household Income
Poverty Rate