Los Realejos is a town and a municipality in the northern part of the island of Tenerife, which is the biggest town in the Canary Islands. It is part of the province of Santa Cruz de Tenerife, Spain. The town is located 2 km (1.2 mi) from the north coast, 5 km (3.1 mi) southwest of Puerto de la Cruz, 6 km (3.7 mi) west of La Orotava, and 34 km (21 mi) southwest of the island's capital Santa Cruz de Tenerife. The inhabitants are known in Spanish as realejeros.

Province of Santa Cruz de Tenerife, also Province of Santa Cruz, is a province of Spain, consisting of the western part of the autonomous community of the Canary Islands. It consists of about half of the Atlantic archipelago: the islands of Tenerife, La Gomera, El Hierro, and La Palma. It occupies an area of 3,381 km2 (1,305 sq mi). It also includes a series of adjacent roques.