
Scio
- County:
- Harrison County
- County Seat:
- No
- Area (mi²):
- 0.557
- State:
- Ohio
Scio is a village located in Harrison County, Ohio. Scio has a 2025 population of 641. Scio is currently declining at a rate of -0.93% annually and its population has decreased by -4.47% since the most recent census, which recorded a population of 671 in 2020.
The average household income in Scio is $42,612 with a poverty rate of 36.38%. The median age in Scio is 38.2 years: 31.4 years for males, and 43.3 years for females.