Iola
- County:
- Grimes County
- County Seat:
- No
- Area (mi²):
- 1.031
- State:
- Texas
Iola is a city located in Grimes County, Texas. Iola has a 2026 population of 347. Iola is currently growing at a rate of 2.06% annually and its population has increased by 10.16% since the most recent census, which recorded a population of 315 in 2020.