performing or functioning in the best possible manner with the least waste of time and effort; having and using requisite knowledge, skill, and industry; competent; capable: a reliable, efficient assistant.
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.
Marengo, OH-Peer Comparisons by Rank and Percentile. The table below compares Marengo to the other 1,204 incorporated cities, towns and CDPs in Ohio by rank and percentile using July 1, 2015 data. The location Ranked # 1 has the highest value.