Cottleville is a city located in Missouri. With a 2020 population of 5,694, it is the 119th largest city in Missouri and the 4417th largest city in the United States. Cottleville is currently growing at a rate of 2.23% annually and its population has increased by 85.17% since the most recent census, which recorded a population of 3,075 in 2010. Spanning over 5 miles, Cottleville has a population density of 1,233 people per square mile.
The average household income in Cottleville is $129,234 with a poverty rate of 3.17%. The median rental costs in recent years comes to $1,235 per month, and the median house value is $286,000. The median age in Cottleville is 37.3 years, 31.8 years for males, and 41.1 years for females. For every 100 females there are 113.0 males.