Arimo
- County:
- Bannock County
- County Seat:
- No
- Area (mi²):
- 0.449
- State:
- Idaho
Arimo is a city located in Bannock County, Idaho. Arimo has a 2026 population of 363. Arimo is currently growing at a rate of 2.83% annually and its population has increased by 2.54% since the most recent census, which recorded a population of 354 in 2020.