The Central District of Nur County () is in Mazandaran province, Iran. Its capital is the city of Nur.
At the time of the 2006 National Census, the district's population was 57,530 in 15,342 households. The following census in 2011 counted 61,497 people in 18,029 households. The 2016 census measured the population of the district as 69,601 inhabitants in 22,217 households.