
Dennison
- County:
- Tuscarawas County
- County Seat:
- No
- Area (mi²):
- 1.353
- State:
- Ohio
Dennison is a village located in Tuscarawas County, Ohio. Dennison has a 2025 population of 2,629. Dennison is currently declining at a rate of -0.45% annually and its population has decreased by -2.23% since the most recent census, which recorded a population of 2,689 in 2020.
The average household income in Dennison is $56,753 with a poverty rate of 22.78%. The median age in Dennison is 28.8 years: 30 years for males, and 28.2 years for females.