The Central District of Salmas County () is in West Azerbaijan province, Iran. Its capital is the city of Salmas.
At the time of the 2006 National Census, the district's population was 150,256 in 34,974 households. The following census in 2011 counted 165,639 people in 43,485 households. The 2016 census measured the population of the district as 168,630 inhabitants in 47,608 households.