The Central District of Natanz County () is in Isfahan province, Iran. Its capital is the city of Natanz.
After the 2011 National Census, the village of Tarq merged with five other villages to become the city of Tarqrud.
At the time of the 2006 census, the district's population was 20,736 in 6,808 households. The following census in 2011 counted 20,766 people in 7,439 households. The 2016 census measured the population of the district as 20,232 inhabitants in 7,185 households.