Fontanars dels Alforins is a municipality in the comarca of Vall d'Albaida, in the Valencian Community of eastern Spain. It is situated within the Alhorines Valley, a landscape that gives the town part of its name.
The municipality belongs to the province of Valencia and forms part of the inland comarca of Vall d'Albaida, a district known for its rural character and its position between the coastal plain and the mountainous interior of the region.
Its location in the Alhorines Valley is the settlement's most distinctive geographic feature, placing it among the small inland towns that make up this part of the Valencian Community.