Külköy

Külköy is a village in the Karahallı District of the Uşak Province in Turkey, in the Aegean Region. Its population is 726 (2022). It is about 4 km away from the town of Karahallı. The village has a primary school. There is drinking water and a sewerage network.

The remains of a Byzantine church have been discovered in Külköy at the end of the 20th century.