Andilla is a municipality in the comarca of Los Serranos, within the Valencian Community of eastern Spain. It is located in the province of Valencia, in the country's interior mountainous terrain rather than on the coast.
The surrounding comarca, Los Serranos, is an inland district of the Valencian Community characterised by a rugged landscape and a sparse population spread across small municipalities. Andilla shares this administrative context with its neighbours in the comarca.
As a municipality, Andilla serves as the basic unit of local administration in Spain, encompassing the settlement and its surrounding territory. It forms part of the wider Valencian Community, one of Spain's seventeen autonomous communities, whose capital is the city of Valencia.