The Central District of Soltaniyeh County () is in Zanjan province, Iran. Its capital is the city of Soltaniyeh.
In 2013, Soltaniyeh District was separated from Abhar County in the establishment of Soltaniyeh County, which was divided into two districts of two rural districts each, with Soltaniyeh as its capital and only city at the time.
At the time of the 2016 National Census, the district's population was 17,987 inhabitants in 5,525 households.