Lallio (Bergamasque: Lài) is a comune (municipality) in the Province of Bergamo in the Italian region of Lombardy, located about 45 kilometres (28 mi) northeast of Milan and about 5 kilometres (3.1 mi) southwest of Bergamo.

As of 31 December 2004, it had a population of 4,050 and an area of 2.1 square kilometres (0.81 sq mi).

[3] Lallio borders the following municipalities: Bergamo, Dalmine, Stezzano, Treviolo.

The company Santini Maglificio Sportivo is based in Lallio, which produces the Santini SMS cycling clothes.

This article on a location in the Province of Bergamo is a stub.