Biar is a town and municipality in the comarca of Alt Vinalopó, province of Alicante, Spain. Biar lies at the foot of the Serra de Mariola and is loc…Biar is a town and municipality in the comarca of Alt Vinalopó, province of Alicante, Spain. Biar lies at the foot of the Serra de Mariola and is located 39 km from the city of Alicante. The economy in Biar is based on manufacture, particularly dolls, and pottery.