Lucas
- County:
- Richland County
- County Seat:
- No
- Area (mi²):
- 0.677
- State:
- Ohio
Lucas is a village located in Richland County, Ohio. Lucas has a 2026 population of 586. Lucas is currently declining at a rate of -0.17% annually and its population has decreased by -0.51% since the most recent census, which recorded a population of 589 in 2020.