Tarlton is a village in Fairfield and Pickaway counties in the U.S. state of Ohio.

According to the United States Census Bureau, the village has a total area of 0.42 square miles (1.09 km2), all land.

The racial makeup of the village was 98.9% White, 0.7% African American, and 0.4% from two or more races.

18.0% of all households were made up of individuals, and 10% had someone living alone who was 65 years of age or older.

23.5% of all households were made up of individuals, and 13.7% had someone living alone who was 65 years of age or older.

About 9.0% of families and 6.0% of the population were below the poverty line, including 1.1% of those under the age of eighteen and 22.5% of those 65 or over.