Lake Saint Louis, Missouri
Lake Saint Louis: City in Saint Charles County, Missouri, United States
About
Lake Saint Louis is a city located in the county of Saint Charles in the U.S. state of Missouri. Its population at the 2010 census was 14,545 and a population density of 627 people per km². After 10 years in 2020 city had an estimated population of 17,186 inhabitants.
Quick Facts about Lake Saint Louis
| Population | 17,186 (2020) |
| Country | United States of America |
| State | Missouri (United States) |
| County | Saint Charles County |
| Postal code | 63367 |
| Phone Area Codes | 636 |
| Area | 23.21 km2 |
| Latitude & Longitude | 38.7976,-90.7857 |
| Altitude | 564 feet / 172 meters |
| Time Zone | America/Chicago |
| Local time | 18:39:17 (19th April 2026) |
| Density | 740 Pop. per km² as of 2020 |
| Population growth | 15.37% (2010-2020) |
| Weather | 63℉ Sunny 7-days weather |
Geography
Lake Saint Louis is located at 38°47'51"N 90°47'8"W (38.7975500, -90.7856800).
Lake Saint Louis map
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Official website of Lake Saint Louis
Official WebsiteDemographics
The population of Lake Saint Louis increased by 15.37% in 10 years.
| Year | Population | % Change | Method |
|---|---|---|---|
| 2010 | 14,545 | - | census |
| 2011 | 14,647 | 0.7% | estimation process |
| 2012 | 14,748 | 0.68% | estimation process |
| 2013 | 14,831 | 0.56% | estimation process |
| 2014 | 15,008 | 1.18% | estimation process |
| 2015 | 15,327 | 2.08% | estimation process |
| 2016 | 15,716 | 2.48% | estimation process |
| 2017 | 15,921 | 1.29% | estimation process |
| 2018 | 16,215 | 1.81% | estimation process |
| 2019 | 16,864 | 3.85% | estimation process |
| 2020 | 17,186 | 1.87% | estimation process |
People born in Lake Saint Louis (1)
American model and musician Jud Birza was born in Lake Saint Louis
Nearby Schools and Colleges
Schools and campuses linked to Lake Saint Louis, MO. Select a name to open its map and contact details.
| Code | Name | City | ZIP |
|---|---|---|---|
| 455099 | Urshan Graduate School of Theology | Wentzville (MO) | 63385 |
Nearby Transit Stations (6)
Rail and bus stations connected to Lake Saint Louis, MO. Select a station to open its map and address details.
| Code | Name | Address | Type |
|---|---|---|---|
| WAH | Washington | 301 West Front St. | RAIL |
| KWD | Kirkwood | 110 West Argonne Dr. | RAIL |
| STL | Gateway Transportation Center | 551 South 16th St. | RAIL |
| HEM | Hermann | Wharf & Gutenberg Sts. | RAIL |
| ALN | Alton | 3400 College Ave. | RAIL |
Closest post offices linked to Lake Saint Louis.
| Post Office Name | City | ZIP |
|---|---|---|
| Wentzvill Post Office | Wentzville (MO) | 63385 |
Other cities in Saint Charles County
Cities, towns, neighborhoods & other populated places in Saint Charles County , MO.
| City Name | Population | Title |
|---|---|---|
| O'Fallon | 89,769 | The most populous city in St. |
| Saint Charles | 71,761 | A city in St. |
| Saint Peters | 58,043 | The most populous city in St. |
| Wentzville | 43,109 | A city in St. |
| Dardenne Prairie | 13,397 | City in Saint Charles County, Missouri, United States |
| Cottleville | 5,925 | City in Saint Charles County, Missouri, United States |
| Weldon Spring | 5,546 | City in Saint Charles County, Missouri, United States |
| Saint Paul | 2,796 | City in St. |
| Foristell | 618 | City in Saint Charles County, Missouri, United States |
| West Alton | 529 | City in Saint Charles County, Missouri, United States |
| New Melle | 506 | City in Saint Charles County, Missouri, United States |
| Josephville | 485 | Human settlement in St. |
| Portage Des Sioux | 329 | City in St. |
| Augusta | 267 | City in St. |
| Weldon Spring Heights | 90 | Village in the United States |
Distance to Other Cities
Lake Saint Louis distances to largest Missouri cities