Villalonga, officially known as Vilallonga/Villalonga, is a municipality in the Safor comarca of the Province of Valencia, within the Valencian Community of Spain. It lies on the northern slopes of the Safor mountain range, close to the border with the Province of Alicante.
The municipality has a population of 4,865 inhabitants. Its position on the northern slopes of the Safor range places it within the distinctive inland terrain of the Safor comarca, near the boundary between the provinces of Valencia and Alicante.