Andover is a village located in the south-east of Ashtabula County, Ohio, United States.

David Lindsey, writing in 1955, observes that "New England Yankees, moving into Ohio's Western Reserve in 1798, brought with them the name Andover from a township in Tolland County, Connecticut, birthplace of many of the migrants.

"[5][6] A post office named Sharon was established in 1815, and changed to Andover in 1826.

[citation needed] According to the United States Census Bureau, the village has a total area of 1.37 square miles (3.55 km2), all land.

30.7% of all households were made up of individuals, and 17% had someone living alone who was 65 years of age or older.

23.6% were of American, 14.9% German, 13.8% Irish, 9.4% English and 7.0% Italian ancestry according to Census 2000.

John R. Overly Recreation Park in Andover features a playground, hiking/biking paths, picnic area, pavilion, ball field and volleyball court.