| Place Name | Iola |
| Place Type | City |
| ZIP Code(s) | 77861 |
| County | Grimes County |
| Area Code(s) | 936 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 498 |
| Population Growth Rate (2010-19) | -22.44% |
| Majority Ethnicity | White 90.51% |
| US Congressional District(s) | Texas 8th |
| State House Districts | 13 |
| State Senate Districts | 5 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 90.51% |
| African American | 0.73% |
| Hispanic | 2.19% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 6.57% |