Fredonia is a village in Ozaukee County, Wisconsin, United States. The population was 2,160 at the 2010 census.HistoryA post office called Fredonia has been in operation since 1850. The village was named after Fredonia, New York.GeographyFredonia is located at .According to the United States Census Bureau, the village has a total area of 2.09sqmi, all of it land.Demographics2010 censusAs of the census of 2010, there were 2,160 people, 827 households, and 614 families residing in the village. The population density was 1033.5PD/sqmi. There were 873 housing units at an average density of 417.7/sqmi. The racial makeup of the village was 97.1% White, 1.0% African American, 0.1% Native American, 0.1% Asian, 0.6% 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 827 households of which 40.1% had children under the age of 18 living with them, 59.9% were married couples living together, 8.9% had a female householder with no husband present, 5.4% had a male householder with no wife present, and 25.8% were non-families. 20.2% of all households were made up of individuals and 5.9% had someone living alone who was 65 years of age or older. The average household size was 2.60 and the average family size was 3.01.