Agost is a Valencian town and municipality located in the province of Alicante, Spain, at a distance of about 18 kilometres from Alicante, th…Agost is a Valencian town and municipality located in the province of Alicante, Spain, at a distance of about 18 kilometres from Alicante, the capital of the province. Due to its relative distance from the Mediterranean Sea, Agost was not directly affected by the mass tourism that the towns on the Costa Blanca experienced, and has maintained its local character.