The Central District of Kalaleh County () is in Golestan province, Iran. Its capital is the city of Kalaleh.
In 2000, Zavkuh Rural District was separated from the district in the formation of Pishkamar District.
At the time of the 2006 National Census, the district's population was 103,983 in 22,536 households. The following census in 2011 counted 84,064 people in 21,970 households. The 2016 census measured the population of the district as 90,342 inhabitants in 25,604 households.