Roll is an unincorporated community in central Yuma County, Arizona. It is part of the Yuma metropolitan area. Named for early settler John H. Roll, it lies along the lower Gila River, between the Yuma Proving Ground and the Barry M. Goldwater Air Force Range. Local roads connect Roll to Interstate 8, east of the city of Yuma, the county seat of Yuma County. Its elevation is 262 feet. Although Roll is unincorporated, it has a post office. Roll is served by the Mohawk Valley Elementary School District.