Esfandiar (Persian: اسفنديار)[a] is a village in Kavir Rural District of Deyhuk District, Tabas County, South Khorasan province, Iran.

At the time of the 2006 National Census, the village's population was 1,019 in 278 households, when it was in Yazd province.

[5] The 2016 census measured the population of the village as 1,289 people in 401 households, by which time the county had been separated from the province to join South Khorasan province.

[6] It was the most populous village in its rural district.

This Tabas County location article is a stub.