At the time of the 2006 National Census, the village's population was 1,361 in 318 households, when it was in Tujerdi Rural District of the former Sarchehan District of Bavanat County.[5] The following census in 2011 counted 1,506 people in 448 households.[6] The 2016 census measured the population of the village as 1,644 people in 523 households.[2]
After the census, Sarchehan District was separated from Bavanat County in the establishment of Sarchehan County. The rural district was transferred to the new Central District.[7] After formation of the county, Tujerdi Rural District was separated from the district in the formation of Tujerdi District, and Marvashkan was transferred to Marvashkan Rural District created in the new district.[4]
^Marvashkan can be found at GEOnet Names Server, at this link, by opening the Advanced Search box, entering "-3074202" in the "Unique Feature Id" form, and clicking on "Search Database".