Avon is a town in Houston County, Alabama, United States. It incorporated in January 1957. It is portion of the Dothan, Alabama Metropolitan Statistical Area. As of the 2010 census, the population of the town was 543, its highest to date, up from 466 in 2000.

Avon is located close the geographic middle of Houston County at 31°11′22″N 85°16′45″W / 31.18944°N 85.27917°W / 31.18944; -85.27917 (31.189409, -85.279156). It is bordered to the northwest by Cowarts, and the town limits of Ashford are 0.3 miles (0.48 km) to the east. U.S. Route 84 passes through Avon, leading west 7 miles (11 km) to the center of Dothan and southeast 14 miles (23 km) to the Georgia welcome line at the Chattahoochee River. Bainbridge, Georgia, is 48 miles (77 km) southeast of Avon.

According to the U.S. Census Bureau, the town has a total area of 2.7 square miles (6.9 km), of which 0.02 square miles (0.05 km²), or 0.78%, are water.

As of the census of 2000, there were 466 people, 185 households, and 138 families residing in the town. The population density was 176.9 inhabitants per square mile (68.3/km²). There were 202 housing units at an average density of 76.7 per square mile (29.6/km). The racial makeup of the town was 94.42% White, 4.29% Black or African American, 0.21% Native American, and 1.07% from two or more races. 0.43% of the population were Hispanic or Latino of any race.