Gilboa
- County:
- Putnam County
- County Seat:
- No
- Area (mi²):
- 0.131
- State:
- Ohio
Gilboa is a village located in Putnam County, Ohio. Gilboa has a 2026 population of 163. Gilboa is currently declining at a rate of -1.81% annually and its population has decreased by -2.98% since the most recent census, which recorded a population of 168 in 2020.