The Central District of Zehak County () is in Sistan and Baluchestan province, Iran. Its capital is the city of Zehak.
At the time of the 2006 National Census, the district's population was 49,813 in 10,039 households. The following census in 2011 counted 54,977 people in 12,656 households. The 2016 census measured the population of the district as 53,192 inhabitants in 13,986 households.