Gáldar's area is 61.59 km² with a population of about 22,763 (ISTAC, 2003) and its density is 369.59/km².

Gáldar is situated in the mountains and are surrounded by valleys. Farmlands are within the coastline while the mountains lies to the southeast, the Atlantic Ocean lies to the west and to the north. A promontory is facing to the northwest. Gáldar is located W of Las Palmas de Gran Canaria and GC2, N of Puerto Rico and W of Arucas and is linked with a major highway linking Puerto Rico and Agaete. The main industry are agriculture (bananas), businesses and tourism.