
Summerside
- County:
- Clermont County
- County Seat:
- No
- Area (mi²):
- 2.064
- State:
- Ohio
Summerside is a CDP located in Clermont County, Ohio. Summerside has a 2025 population of 4,373. Summerside is currently declining at a rate of -1.06% annually but its population has increased by 0.48% since the most recent census, which recorded a population of 4,352 in 2020.
The average household income in Summerside is $79,474 with a poverty rate of 21.64%. The median age in Summerside is 30.8 years: 30.9 years for males, and 30.6 years for females.