| Official Name: | Bastamlu |
| Native Name: | Persian: بسطاملو |
| Settlement Type: | Village |
| Pushpin Map: | Iran |
| Subdivision Type: | Country |
| Subdivision Name: | Iran |
| Subdivision Type1: | Province |
| Subdivision Name1: | East Azerbaijan |
| Subdivision Type2: | County |
| Subdivision Name2: | Khoda Afarin |
| Subdivision Type3: | District |
| Subdivision Name3: | Central |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Bastamlu |
| Population As Of: | 2016 |
| Population Total: | 465 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Coordinates: | 39.1903°N 47.1217°W |
| Coordinates Footnotes: | [1] |
Bastamlu (Persian: بسطاملو) is a village in, and the capital of, Bastamlu Rural District of the Central District of Khoda Afarin County,[2] East Azerbaijan province, Iran.
At the time of the 2006 National Census, the village's population was 598 in 127 households, when it was in Khoda Afarin District of Kaleybar County.[3] The following census in 2011 counted 563 people in 151 households,[4] by which time the district had been separated from the county in the establishment of Khoda Afarin County. The rural district was transferred to the new Central District.[5] The 2016 census measured the population of the village as 465 people in 142 households.[6]