Afton is a town in Chenango County, New York, United States. The population was 2,851 at the 2010 census. Afton is situated in the southeast corner of the county and lies wholly within the indigenous Township of Clinton. It was formed from the town of Bainbridge on November 18, 1857, and derives its broadcast from Afton Water, a little river in the parish of New Cumnock, Ayrshire, Scotland, immortalized by the poet Robert Burns. It is bounded upon the north by Bainbridge and Coventry, on the east by Delaware County, and on the west and south by Broome County.

The town of Afton contains a village, also called Afton. The town is at the southeastern corner of the county and is northeast of Binghamton.

The Place of Afton was first settled almost 1786. The town of Afton was founded from portion of the town of Bainbridge in 1857.

Bainbridge and Afton were when combined as one town called Jericho. A particularly rasping winter storm left residents starving or freezing to death from deficiency of supplies in the area which is now known as Afton. The Cool and snow had been suitably severe, the townspeople of what is now Bainbridge refused to help. When spring came, hard feelings were had by the rural residents, and the town of Jericho split into two. Afton was named from a extraction in a poem cherished by the town, and along with named behind an “A” because it came first alphabetically, so that it came before “Bainbridge” on acknowledge registers. Afton was once called “Clinton” after General George Clinton, and was jokingly called “Jockey Port” due to the horse raceway in Afton.