Olost is a municipality in the province of Barcelona, Catalonia, Spain. It has less than 1,200 people, situated on a plain 669 meters above sea level at 20 km from Vic in the center of the ancient shire or comarca of Lluçanès, before in the comarca of Osona. In the center of the village stands the church of Santa Maria d'Olost of monumental size, with a large façade and two bell towers. Its construction started in the 10th century and ended in the 18th century.