Alcañiz is a town and municipality in the province of Teruel, in the autonomous community of Aragon, Spain. The town is located on the banks of the river Guadalope. Alcañiz is the unofficial capital of the Lower Aragon historical region. Its distance from Teruel, the provincial capital, is 149 kilometres and from Zaragoza, the capital of Aragon, 105 kilometres.
Alcañiz is the capital of the Bajo Aragón comarca and the second city in the province after Teruel.