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 2024-07-01 | |
|---|---|---|---|---|---|---|---|
| St. Charles | County | 212,907 | 283,883 | 360,485 | 405,265 | 423,726 | → |
| Missouri | State | 5,117,073 | 5,595,211 | 5,988,927 | 6,154,854 | 6,245,466 |
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 2024-07-01 | |
|---|---|---|---|---|---|---|---|---|
| Augusta | Town | St. Charles | 263 | 239 | 267 | 271 | 268 | → |
| Cottleville | City | St. Charles | 4,060 | 2,964 | 3,054 | 5,621 | 6,378 | → |
| Dardenne Prairie | City | St. Charles | 2,037 | 4,373 | 11,633 | 12,764 | 14,407 | → |
| Flint Hill | City | St. Charles | 229 | 381 | 528 | 499 | 561 | → |
| Foristell | City | Warren / St. Charles | 352 | 337 | 538 | 546 | 751 | → |
| Josephville | Village | St. Charles | 412 | 476 | 421 | 477 | 517 | → |
| Lake St. Louis | City | St. Charles | 7,819 | 10,118 | 14,559 | 16,707 | 19,160 | → |
| New Melle | City | St. Charles | 508 | 237 | 493 | 550 | 547 | → |
| O'Fallon | City | St. Charles | 21,558 | 49,264 | 79,599 | 91,375 | 95,355 | → |
| Portage Des Sioux | City | St. Charles | 514 | 354 | 331 | 331 | 323 | → |
| St. Charles | City | St. Charles | 57,711 | 61,835 | 66,207 | 70,586 | 72,458 | → |
| St. Paul | City | St. Charles | 1,227 | 1,696 | 1,932 | 3,005 | 3,725 | → |
| St. Peters | City | St. Charles | 50,897 | 53,118 | 52,595 | 57,729 | 61,398 | → |
| Weldon Spring | City | St. Charles | 1,575 | 5,790 | 5,413 | 5,328 | 5,304 | → |
| Weldon Spring Heights | Town | St. Charles | 97 | 76 | 91 | 94 | 92 | → |
| Wentzville | City | St. Charles | 6,089 | 7,569 | 29,453 | 44,932 | 48,646 | → |
| West Alton | City | St. Charles | 1,078 | 573 | 522 | 356 | 353 | → |
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.
Further information about the population structure:
| Gender (C 2020) | |
|---|---|
| Males | 198,115 |
| Females | 207,147 |
| Age Groups (C 2020) | |
|---|---|
| 0-17 years | 94,645 |
| 18-64 years | 245,566 |
| 65+ years | 65,051 |
| Age Distribution (C 2020) | |
|---|---|
| 80+ years | 14,529 |
| 70-79 years | 28,845 |
| 60-69 years | 48,802 |
| 50-59 years | 54,649 |
| 40-49 years | 51,717 |
| 30-39 years | 55,396 |
| 20-29 years | 46,170 |
| 10-19 years | 55,611 |
| 0-9 years | 49,543 |
| Urbanization (C 2020) | |
|---|---|
| Rural | 22,932 |
| Urban | 382,330 |
| »Race« (C 2020) | |
|---|---|
| White | 339,665 |
| Black/African American | 20,894 |
| Indigenous | 910 |
| Asian | 11,147 |
| Pacific Islander | 230 |
| Some other | 6,180 |
| 2 or more | 26,236 |
| Ethnicity (C 2020) | |
|---|---|
| Hispanic or Latino | 16,011 |
| Other | 389,251 |