The Central District of Razan County () is in Hamadan province, Iran. Its capital is the city of Razan.
At the time of the 2006 National Census, the district's population was 32,549 in 7,789 households. The following census in 2011 counted 35,561 people in 9,574 households. The 2016 census measured the population of the district as 33,623 inhabitants in 9,970 households.