Seh Qaleh District
Seh Qaleh District () is in Sarayan County, South Khorasan province, Iran. At the 2006 National Census, its population was 11,334 in 2,664 households. The following census in 2011 counted 8,459 people in 2,331 households. At the latest census in 2016, the district had 8,431 inhabitants in 2,480 households. References 

Sarayan County

Districts of South Khorasan Province

Populated places in Sarayan County