Serravalle Scrivia is a comune in the Province of Alessandria in the Italian region of Piedmont, located about 100 kilometres southeast of Turin and about 25 kilometres southeast of Alessandria. Serravalle Scrivia borders the following municipalities: Arquata Scrivia, Cassano Spinola, Gavi, Novi Ligure, Stazzano, and Vignole Borbera.