Clarksburg, Ohio  Clarksburg is a village in Ross County, Ohio, United States. The population was 455 at the 2010 census. The first permanent settlement at Clarksburg was made c. 1800. Clarksburg was platted in 1817 by George Clark, and named for him. Clarksburg is located at (39.506388, -83.154524). According to the United States Census Bureau, the village has a total area of , all land. As of the census of 2010, there were 455 people, 166 households, and 117 families living in the village. The population density was . There were 184 housing units at an average density of . The racial makeup of the village was 98.5% White, 0.2% African American, 0.4% from other races, and 0.9% from two or more races. Hispanic or Latino of any race were 1.8% of the population. There were 166 households, of which 38.6% had children under the age of 18 living with them, 52.4% were married couples living together, 15.1% had a female householder with no husband present, 3.0% had a male householder with no wife present, and 29.5% were non-families. 22.9% of all households were made up of individuals, and 12% had someone living alone who was 65 years of age or older. The average household size was 2.74 and the average family size was 3.23. The median age in the village was 34.8 years. 29% of residents were under the age of 18; 8% were between the ages of 18 and 24; 25.8% were from 25 to 44; 23% were from 45 to 64; and 14.3% were 65 years of age or older. The gender makeup of the village was 47.3% male and 52.7% female. As of the census of 2000, there were 516 people, 178 households, and 131 families living in the village. The population density was 2,772.9 people per square mile (1,048.6/km2). There were 190 housing units at an average density of 1,021.0 per square mile (386.1/km2). The racial makeup of the village was 97.48% White, 1.55% African American, 0.19% Native American, 0.58% from other races, and 0.19% from two or more races.