The main islands are (from largest to smallest) Tenerife, Fuerteventura, Gran Canaria, Lanzarote, La Palma, La Gomera and El Hierro. The archipelago also includes a number of islets: La Graciosa, Alegranza, Isla de Lobos, Montana Montaña, Clara roque Del oeste And roque Del. esteenerife is, with its area of 2,034 km 2 (785.33 sq mi), the most extensive island of the Canary Islands. In addition, with 906,854 inhabitants it is the most populated island of the archipelago and Spain.