Kalateh-ye Mohammad Jan

Kalateh-ye Mohammad Jan is a village in, and the capital of, Binalud Rural District of the Central District of Nishapur County, Razavi Khorasan province, Iran. The previous capital of the rural district was the village of Marusk.

Population
At the time of the 2006 National Census, the village's population was 202 in 60 households, when it was in the former Takht-e Jolgeh District. The following census in 2011 counted 183 people in 61 households, by which time the rural district had been transferred to the Central District. The 2016 census measured the population of the village as 147 people in 45 households.