St. Charles
County in Missouri
County
The population development of St. Charles.
| Name | Status | Population Census 1990-04-01 | Population Census 2000-04-01 | Population Census 2010-04-01 | Population Census 2020-04-01 | Population Estimate 2023-07-01 | |
|---|---|---|---|---|---|---|---|
| St. Charles | County | 212,907 | 283,883 | 360,485 | 405,271 | 416,659 | → |
| Missouri | State | 5,117,073 | 5,595,211 | 5,988,927 | 6,154,889 | 6,196,156 |
Contents: Incorporated Places
The population development of the incorporated places in St. Charles.
icon links to further information about a selected place including its population structure (gender, age groups, age distribution, urbanization, »race«, ethnicity).| Name | Status | County | Population Census 1990-04-01 | Population Census 2000-04-01 | Population Census 2010-04-01 | Population Census 2020-04-01 | Population Estimate 2023-07-01 | |
|---|---|---|---|---|---|---|---|---|
| Augusta | Town | St. Charles | 263 | 239 | 267 | 269 | 264 | → |
| Cottleville | City | St. Charles | 4,060 | 2,964 | 3,054 | 5,616 | 6,043 | → |
| Dardenne Prairie | City | St. Charles | 2,037 | 4,373 | 11,633 | 12,759 | 13,803 | → |
| Flint Hill | City | St. Charles | 229 | 381 | 528 | 805 | 846 | → |
| Foristell | City | Warren / St. Charles | 352 | 337 | 538 | 547 | 616 | → |
| Josephville | Village | St. Charles | 412 | 476 | 421 | 514 | 543 | → |
| Lake St. Louis | City | St. Charles | 7,819 | 10,118 | 14,559 | 16,706 | 18,661 | → |
| New Melle | City | St. Charles | 508 | 237 | 493 | 545 | 538 | → |
| O'Fallon | City | St. Charles | 21,558 | 49,264 | 79,599 | 91,332 | 94,074 | → |
| Portage Des Sioux | City | St. Charles | 514 | 354 | 331 | 333 | 325 | → |
| St. Charles | City | St. Charles | 57,711 | 61,835 | 66,207 | 70,577 | 71,800 | → |
| St. Paul | City | St. Charles | 1,227 | 1,696 | 1,932 | 3,004 | 3,622 | → |
| St. Peters | City | St. Charles | 50,897 | 53,118 | 52,595 | 57,732 | 59,413 | → |
| Weldon Spring | City | St. Charles | 1,575 | 5,790 | 5,413 | 5,327 | 5,263 | → |
| Weldon Spring Heights | Town | St. Charles | 97 | 76 | 91 | 94 | 92 | → |
| Wentzville | City | St. Charles | 5,970 | 7,539 | 29,134 | 44,614 | 47,497 | → |
| West Alton | City | St. Charles | 1,078 | 573 | 522 | 356 | 350 | → |
Source: U.S. Census Bureau.
Explanation: Latest available rebased population figures are used. In case of significant changes, they were recalculated by using census block data.