Deh Kushkak () is a village in Jamrud Rural District of the Central District in Torbat-e Jam County, Razavi Khorasan province, Iran.
At the time of the 2006 National Census, the village's population was 382 in 77 households. The following census in 2011 counted 467 people in 125 households. The 2016 census measured the population of the village as 457 people in 119 households.