Qaleh-ye Aqa Hasan (Persian: قلعه اقاحسن)[a] is a village in, and the capital of, Saq Rural District of Soleyman District, Zaveh County, Razavi Khorasan province, Iran.

[4] At the time of the 2006 National Census, the village's population was 3,183 in 748 households, when it was in Soleyman Rural District of the former Jolgeh Zaveh District of Torbat-e Heydarieh County.

[5] The following census in 2011 counted 3,261 people in 916 households,[6] by which time the district had been separated from the county in the establishment of Zaveh County.

[4] The 2016 census measured the population of the village as 3,499 people in 1,064 households.

This Zaveh County location article is a stub.