Cuasso al Monte is a comune (municipality) in the Province of Varese in the Italian region Lombardy, located about 50 kilometres (31 mi) northwest of Milan and about 6 kilometres (4 mi) northeast of Varese. As of 31 December 2004, it had a population of 3,252 and an area of 16.4 square kilometres (6.3 sq mi).
Cuasso al Monte borders the following municipalities: Arcisate, Besano, Bisuschio, Brusimpiano, Cugliate-Fabiasco, Marchirolo, Marzio, Porto Ceresio, Valganna.