Jamestown is a village in Greene County, Ohio, United States.

[5] Parts of Jamestown are located in Silvercreek, Ross, and New Jasper Townships.

According to the United States Census Bureau, the village has a total area of 1.21 square miles (3.13 km2), all of it land.

As of the census[8] of 2010, there were 1,993 people, 758 households, and 524 families living in the village.

There were 836 housing units at an average density of 690.9 per square mile (266.8/km2).

25.3% of all households were made up of individuals, and 12.3% had someone living alone who was 65 years of age or older.

25.0% of all households were made up of individuals, and 12.2% had someone living alone who was 65 years of age or older.