| Place Name | Cardwell |
| Place Type | City |
| ZIP Code(s) | 63829 |
| County | Dunklin County |
| Area Code(s) | 573 |
| Timezone | Central Standard Time (CST) |
| Population (2022) | 685 |
| Population Growth Rate (2010-19) | -21.32% |
| Majority Ethnicity | White 93.71% |
| Metro/Micro Stats Area | Kennett, MO |
| US Congressional District(s) | Missouri 8th |
| State House Districts | 150 |
| State Senate Districts | 25 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 93.71% |
| African American | 0% |
| Hispanic | 0.41% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 5.88% |