| Official Name: | Qarah Bolagh |
| Native Name: | قره بلاغ |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | East Azerbaijan |
| Subdivision Type2: | County |
| Subdivision Name2: | Jolfa |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Central |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Shoja |
| Population As Of: | 2006 |
| Population Total: | 467 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 38.7856°N 45.4889°W |
Qarah Bolagh (fa|قره بلاغ, also Romanized as Qarah Bolāgh; also known as Qal‘eh Zīr) is a village in Shoja Rural District, in the Central District of Jolfa County, East Azerbaijan Province, Iran. At the 2006 census, its population was 467, in 125 families. The next census took place in 2011 counting 366 people in 121 households, and the census of 2016 showed a population of 865 people in 272 families. Qarah Bolagh was the most populous village in its rural district.