The municipality is part of the canton of Calvi. Its area is 1,401 hectares (3,460 acres) which includes 700 hectares (1,700 acres) of woods. The village itself is situated at an altitude of 278 metres (912 ft) at the foot of the Monte Grosso (1,938 metres or 6,358 feet), 7 kilometres (4.3 mi) north-east of Calvi, the capital.
One road, the D 151, serves the village and links it directly to Calenzana and Montegrosso.
History
Zilia is known for both vineyards as well a mineral spring which was operated before 1914 and again recently. The water sells throughout the island under the name of Zilia bottled water, both flat and carbonated.
The village suffered a huge fire on the night of 31 June 2005 at Calenzana and destroyed 1500ha of vegetation including many old olive trees in Balagne.