Qepchaq (Persian: قپچاق)[a] is a village in, and the capital of, Qepchaq Rural District of the Central District[b] of Chaharborj County, West Azerbaijan province, Iran.

[4] At the time of the 2006 National Census, the village's population was 3,183 in 803 households, when it was in Marhemetabad-e Shomali Rural District of Marhemetabad District[c] in Miandoab County.

[6] The 2016 census measured the population of the village as 3,669 people in 1,098 households.

It was the most populous village in its rural district.

This West Azerbaijan province location article is a stub.