Marengo, Ohio

Marengo is a village in Morrow County, Ohio, United States. The population was 342 at the 2010 census. Marengo is south of Mount Gilead, the county seat.HistoryMarengo was platted in 1873, although there had been permanent settlement at the site since the 1840s. A post office called Marengo was established in 1848.GeographyMarengo is located at . It is considered to be a part of "Central Ohio".According to the United States Census Bureau, the village has a total area of 0.17sqmi, all of it land.Demographics2010 censusAs of the census of 2010, there were 342 people, 133 households, and 92 families residing in the village. The population density was 2011.8PD/sqmi. There were 148 housing units at an average density of 870.6/sqmi. The racial makeup of the village was 95.3% White, 1.2% from other races, and 3.5% from two or more races. Hispanic or Latino of any race were 1.5% of the population.There were 133 households of which 42.9% had children under the age of 18 living with them, 40.6% were married couples living together, 19.5% had a female householder with no husband present, 9.0% had a male householder with no wife present, and 30.8% were non-families. 25.6% of all households were made up of individuals and 12.8% had someone living alone who was 65 years of age or older. The average household size was 2.57 and the average family size was 3.08.