Cardington is a village in Morrow County, Ohio, United States.

Mount Gilead, Ohio, the county seat, is located northeast of Cardington on U.S. Route 42.

[5] Cardington was named for the first industrial tool the town had, the carding machine.

A series of tornadoes on June 11 and 13, 1981, each killing four people, destroyed a significant portion of the village.

According to the United States Census Bureau, the village has a total area of 2.01 square miles (5.21 km2), all of it land.

28.2% of all households were made up of individuals, and 9% had someone living alone who was 65 years of age or older.

30.0% of all households were made up of individuals, and 11.7% had someone living alone who was 65 years of age or older.