Colli del Tronto

Colli del Tronto ("Tronto's hills") is a "comune" (municipality) in the Province of Ascoli Piceno in the Italian region Marche, located about south of Ancona and about northeast of Ascoli Piceno. As of 31 December 2004, it had a population of 3,290 and an area of .
Colli del Tronto borders the following municipalities: Ancarano, Ascoli Piceno, Castorano, Spinetoli.