Seqin Saray () is a village in Mehranrud-e Markazi Rural District of the Central District in Bostanabad County, East Azerbaijan province, Iran.
At the time of the 2006 National Census, the village's population was 2,272 in 357 households. The following census in 2011 counted 2,268 people in 586 households. The 2016 census measured the population of the village as 2,077 people in 575 households.