Ayask District
Ayask District (), known before the 2011 census as the Central District of Sarayan County (بخش مرکزی شهرستان سرایان), is in Sarayan County, South Khorasan province, Iran. At the 2006 National Census, its population was 23,302 in 6,476 households. The following census in 2011 counted 24,034 people in 7,165 households. At the latest census in 2016, the district had 24,881 inhabitants in 7,849 households. References 

Sarayan County

Districts of South Khorasan Province

Populated places in Sarayan County