Qeshlaq-e Mohammad Beyg-e Sofla () is a village in Hir Rural District of Hir District in Ardabil County, Ardabil province, Iran.
At the time of the 2006 National Census, the village's population was 23 in four households. The following census in 2011 counted 17 people in four households. The 2016 census measured the population of the village as below the reporting threshold.