Kargan-e Qadim (Persian: كرگان قديم)[a] is a village in, and the former capital of, Mehranrud-e Jonubi Rural District of the Central District of Bostanabad County, East Azerbaijan province, Iran.

[4] The capital of the rural district has been transferred to the village of Hajj Aqa.

[5] At the time of the 2006 National Census, the village's population was 906 in 193 households.

[7] The 2016 census measured the population of the village as 2,742 people in 729 households.

This Bostanabad County location article is a stub.