The Central District of Qarchak County () is in Tehran province, Iran. Its capital is the city of Qarchak.
In 2012, Qarchak District was separated from Varamin County in the establishment of Qarchak County, which was divided into one district of two rural districts, with Qarchak as its capital and only city at the time.
At the time of the 2016 National Census, the district's population was 269,138 inhabitants in 79,853 households.