Hamersville, Ohio

Hamersville is a village in Brown County, Ohio, United States. The population was 546 at the 2010 census.HistoryHamersville was laid out in 1838. It was named for Thomas Hamer, then a congressman, and later a general in the Mexican–American War.GeographyHamersville is located at .According to the United States Census Bureau, the village has a total area of 0.39sqmi, all land.Demographics2010 censusAs of the census of 2010, there were 546 people, 188 households, and 143 families residing in the village. The population density was 1400.0PD/sqmi. There were 206 housing units at an average density of 528.2/sqmi. The racial makeup of the village was 98.2% White, 0.2% Asian, 0.5% from other races, and 1.1% from two or more races. Hispanic or Latino of any race were 0.5% of the population.There were 188 households of which 43.6% had children under the age of 18 living with them, 54.8% were married couples living together, 15.4% had a female householder with no husband present, 5.9% had a male householder with no wife present, and 23.9% were non-families. 19.1% of all households were made up of individuals and 7.5% had someone living alone who was 65 years of age or older. The average household size was 2.90 and the average family size was 3.27.