Avon is a town in Livingston County, New York, United States. It is south of Rochester. The town population was 7,146 at the 2010 census. The town was named after the River Avon in England. The village of Avon is in the northwest part of the town.

Livingston County is a county in the U.S. state of New York. As of the 2020 census, the population was 61,834. Its county seat is Geneseo. The county is named after Robert R. Livingston, who helped draft the Declaration of Independence and negotiated the Louisiana Purchase. The county is part of the Finger Lakes region of the state.