| Place Name | Alton |
| Place Type | City |
| ZIP Code(s) | 65606 |
| County | Oregon County |
| Area Code(s) | 417 |
| Timezone | Central Standard Time (CST) |
| Population (2022) | 1,089 |
| Population Growth Rate (2010-19) | -18.83% |
| Majority Ethnicity | White 96.68% |
| US Congressional District(s) | Missouri 8th |
| State House Districts | 143 |
| State Senate Districts | 33 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 96.68% |
| African American | 1.48% |
| Hispanic | 0.18% |
| Asian | 1.48% |
| Native American | 0.18% |
| Hawaiin/Pacific Islander | 0% |