Luogosanto is a town and comune located in the Province of Gallura in North-East Sardinia, an autonomous island region of Italy. The municipality is situated approximately 200 kilometres (120 mi) north of Cagliari and about 30 kilometres (19 mi) northwest of Olbia.
The town has a population of 1,838 inhabitants. It serves as a local administrative center within the Gallura region of the island.