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 |
| Altitude : | 564 feet / 172 meters |
| Time Zone : | America/Chicago |
| Local time : | 19:05:25 (5th December 2025) |
| Density : | 740 Pop. per km² as of 2020 |
| Population growth : | 15.37% (2010-2020) |
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
Official website of Lake Saint Louis
Demographics
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
Schools in Lake Saint Louis
College & universities near Lake Saint Louis, MO
| Code | Name | City | ZIP |
|---|---|---|---|
| 455099 | Urshan Graduate School of Theology | Wentzville (MO) | 63385 |
Stations (6)
Amtrak & bus stations near Lake Saint Louis, MO
| 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 |
Post offices near 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
