| Official Name: | Kulaj |
| Native Name: | كولج |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Alborz |
| Subdivision Type2: | County |
| Subdivision Name2: | Taleqan |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Central |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Miyan Taleqan |
| Population As Of: | 2006 |
| Population Total: | 440 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Coordinates: | 36.1867°N 50.7611°W |
Kulaj (Persian: كولج, also Romanized as Kūlaj) is a village in Miyan Taleqan Rural District, in the Central District of Taleqan County, Alborz Province, Iran. At the 2006 census, its population was 440, in 140 families.