Ghislarengo is a comune (municipality) in the Province of Vercelli in the Italian region Piedmont, located about 70 kilometres (43 mi) northeast of Turin and about 20 kilometres (12 mi) north of Vercelli. As of 31 December 2004, it had a population of 870 and an area of 12.5 square kilometres (4.8 sq mi).[1]