Seh Qaleh District

Seh Qaleh District is in Sarayan County, South Khorasan province, Iran. Its capital is the city of Seh Qaleh.

Population
At the time of the 2006 National Census, the district's population was 11,334 in 2,664 households. The following census in 2011 counted 8,459 people in 2,331 households. The 2016 census measured the population of the district as 8,431 inhabitants in 2,480 households.