Batavia ( /bəteɪviə/) is a village in and the county seat of Clermont County, Ohio, United States. The population was 1,617 at the 2000 census.
According to the United States Census Bureau, the village has a total area of 1.5 square miles (3.9 km²), of which, 1.5 square miles (3.8 km²) of it is land and 0.04 square miles (0.1 km²) of it (1.34%) is water.
As of the census of 2000, there were 1,617 people, 651 households, and 453 families residing in the village. The population density was 1,105.4 people per square mile (427.6/km²). There were 696 housing units at an average density of 475.8 per square mile (184.1/km²). The racial makeup of the village was 94.50% White, 3.28% African American, 0.12% Native American, 0.25% Asian, 0.06% Pacific Islander, 0.25% from other races, and 1.55% from two or more races. Hispanic or Latino of any race were 0.37% of the population.