| Place Name | Wentzville Township |
| Place Type | Township |
| County | Saint Charles County |
| Area Code(s) | 636 |
| Timezone | Central Standard Time (CST) |
| Population (2021) | 53,565 |
| Majority Ethnicity | White 89.92% |
| Metro/Micro Stats Area | St. Louis, MO-IL |
| US Congressional District(s) | Missouri 3rd |
| State House Districts | 63,64,107 |
| State Senate Districts | 2 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 89.92% |
| African American | 4.87% |
| Hispanic | 0.05% |
| Asian | 2.28% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 2.89% |