Denning
- County:
- Franklin County
- County Seat:
- No
- Area (mi²):
- 1.077
- State:
- Arkansas
Denning is a town located in Franklin County, Arkansas. Denning has a 2026 population of 206. Denning is currently growing at a rate of 0.49% annually and its population has increased by 3.52% since the most recent census, which recorded a population of 199 in 2020.