| Qepchaq | |
| Native Name: | Persian: قپچاق |
| Native Name Lang: | fa |
| Settlement Type: | Village |
| Pushpin Map: | Iran |
| Coordinates Footnotes: | [1] |
| Subdivision Type: | Country |
| Subdivision Name: | Iran |
| Subdivision Type1: | Province |
| Subdivision Name1: | West Azerbaijan |
| Subdivision Type2: | County |
| Subdivision Name2: | Chaharborj |
| Subdivision Type3: | District |
| Subdivision Name3: | Central |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Qepchaq |
| Unit Pref: | Metric |
| Population As Of: | 2016 |
| Population Total: | 3669 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
Qepchaq (Persian: قپچاق) is a village in, and the capital of, Qepchaq Rural District of the Central District of Chaharborj County, West Azerbaijan province, Iran.[2]
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 the former Marhemetabad District of Miandoab County.[3] The following census in 2011 counted 3,562 people in 963 households.[4] 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.[5]
In July 2021, the district was separated from the county in the establishment of Chaharborj County. The rural district was transferred to the new Central District, and Qepchaq was transferred to Qepchaq Rural District created in the district.[2]