The area around and including what would become Avon village was inhabited for millennia by Paleo-Indians and later by the Seneca people, the westernmost tribe of the Haudenosaunee (Iroquois).

After the Iroquois title to the land was extinguished in 1788 with the Phelps and Gorham Purchase, white and Black settlement of the area began.

The town's name was changed to "Avon" in 1808 to avoid confusion with another Hartford in Washington County, New York.

The first permanent white settlers of Avon village were Gilbert and Maria (Wemple) Berry in 1789, who operated a tavern and a rope ferry on the east bank of the Genesee River.

John Ganson in northwest Avon in 1789 and the first sawmill in 1797 on the Conesus Outlet built by Dr.

Numerous hotels and spas sprang up to take advantage of this fad, and bottling companies packaged the mineral water for sale.

By the late 1890s to early 1900s, most of the hotels that had not closed due to the decline of the spa era had succumbed to fire or were soon razed.

The Genesee River defines the west town line, flowing northward past Avon village.

(Clockwise) Other information NCDC 1981-2010 normals https://www.ncei.noaa.gov/orders/cdo/1049023.pdf As of the census[10] of 2000, there were 6,443 people, 2,525 households, and 1,732 families residing in the town.