City in St. Charles County, Missouri, United States
O'Fallon is a city located in the county of Saint Charles in the U.S. state of Missouri. In the 2010 census it had a population of 79,329 inhabitants and a population density of 1,031 people per km². After 9 years in 2019 city had an estimated population of 88,673 inhabitants.
The city was created 165 years ago in 1855.
The city has a total area of 29.70 square miles (76.93 km2).
|Population :||88,673 (2019)|
|Country :||United States of America|
|County :||Saint Charles County|
|Phone Area Codes :||636|
|Area :||76.93 km2|
|Altitude :||541 feet / 165 meters|
|Establishment :||January 01, 1856 (165 years ago)|
|Time Zone :||America/Chicago|
|Local time :||22:48:41 (11th April 2021)|
|Density :||1,153 Pop. per km² as of 2019|
|Population growth :||10.54% (2010-2019)|
The population of O'Fallon increased by 10.54% in 9 years.
Cities, Towns, Neighborhoods & Other Populated Places in Saint Charles County , MO.
|Saint Charles||71,028||City in St.|
|Saint Peters||58,212||City in Missouri|
|Lake Saint Louis||16,864||City|
|Saint Paul||2,574||City in St.|
|Josephville||476||Human settlement in St.|
|Portage Des Sioux||328||City in St.|
|Augusta||267||City in St.|
|Weldon Spring Heights||90||Village in the United States|
O'Fallon, MO distances to biggest Missouri cities
Official website of O'Fallon, MO