Lake St. Louis, Missouri
Lake St. Louis is a city in St. Charles County, Missouri, with an estimated population of 18,661 in 2023. It sits at 38.7799, -90.7856 .
| Field | Value |
|---|---|
| Place name | Lake St. Louis |
| Type | city |
| State | Missouri (MO) |
| County | St. Charles County |
| Population (2023 est.) | 18,661 |
| Land area | 8.54 sq mi (22.12 km²) |
| Coordinates | 38.7799, -90.7856 |
| Time zone | — |
Where is Lake St. Louis?
Lake St. Louis is located in Missouri, in St. Charles County. The coordinates above can be pasted directly into any map service. The nearest indexed places are listed below, which is a useful check when two states share a place name.
Nearby places
Josephville 6 km · MOO'Fallon 6 km · MODardenne Prairie 7 km · MOWentzville 8 km · MOSt. Paul 9 km · MONew Melle 11 km · MOCottleville 12 km · MOFlint Hill 12 km · MO
Other places in St. Charles County
O'Fallon 94,074St. Charles 71,800St. Peters 59,413Wentzville 47,497Dardenne Prairie 13,803Cottleville 6,043Weldon Spring 5,263St. Paul 3,622Flint Hill 846Josephville 543
Frequently asked questions
What county is Lake St. Louis, MO in?
Lake St. Louis is in St. Charles County, Missouri.
What is the population of Lake St. Louis, MO?
The 2023 Census Bureau estimate is 18,661.
What time zone is Lake St. Louis in?
Lake St. Louis is in the US local time zone.