Marengo is a village in Morrow County, Ohio, US. It was established in 1839 and named after the Battle of Marengo in 1800. The village covers a total area of 0.59 square miles, as of the 2010 census, the population was 308. Marengo is home to the Ohio Caverns, a notable attraction featuring stunning limestone formations.
Dollar General takes the top spot among Dollar Stores and Deep Discount Stores in Marengo, Ohio with 2 locations as of April 12, 2024.