Collesalvetti is a comune (municipality) in the Province of Livorno in the Italian region Tuscany, located about 70 kilometres (43 mi) southwest of Florence, 20 kilometres (12 mi) northeast of Livorno and only 16 kilometres (10 mi) south from Pisa.

Collesalvetti borders the following municipalities: Cascina, Crespina, Fauglia, Livorno, Orciano Pisano, Pisa, Rosignano Marittimo.

The comune is formed by the municipal seat of Collesalvetti and the frazioni – towns and villages – of Castell'Anselmo, Colognole, Guasticce, Nugola, Parrana San Martino, Parrana San Giusto, Stagno and Vicarello.

The hamlet of Mortaiolo is also included in the municipality.

This Province of Livorno location article is a stub.