At the time of the 2006 National Census, the village's population was 349 in 79 households, when it was in Ziabar Rural District of the Central District.[5] The following census in 2011 counted 308 people in 85 households.[6] The 2016 census measured the population of the village as 270 people in 90 households.[2]
After the census, the rural district was separated from the district in the formation of Ziabar District. Bishehgah was transferred to Baham Bar Rural District created in the new district.[4]
^Bishehgah can be found at GEOnet Names Server, at this link, by opening the Advanced Search box, entering "-3771926" in the "Unique Feature Id" form, and clicking on "Search Database".