Villa di Serio (Bergamasque: Éla de Sère) is a comune (municipality) in the Province of Bergamo in the Italian region of Lombardy, located about 50 kilometres (31 mi) northeast of Milan and about 6 kilometres (4 mi) northeast of Bergamo. As of 31 December 2004, it had a population of 6,118 and an area of 4.6 square kilometres (1.8 sq mi).