Between the Cabeço d'Or, the Sierra del Aguilar, the Sierra Grana and the Sierra Carbonera. Relleu is best reached from Villajoyosa on the road connecting Sella with Orxeta. Relleu can also be reached from San Juan and Busot. 40 km from Alicante.
The town owes it name to its uneven topography as the clayey soil of its extensive district, half way between the Marina Baixa and L'Alicantí, is covered with mounts and hills.