At the time of the 2006 National Census, the village's population was 1,041 in 195 households, when it was in Afrineh Rural District of the former Mamulan District of Pol-e Dokhtar County.[5] The following census in 2011 counted 1,103 people in 261 households.[6] The 2016 census measured the population of the village as 1,008 people in 277 households.[2]
In April 2023, the district was separated from the county in the establishment of Mamulan County, and the rural district was transferred to the new Afrineh District. Bon Lar was transferred to Zivdar Rural District created in the new Central District.[4]
^Bon Lar can be found at GEOnet Names Server, at this link, by opening the Advanced Search box, entering "-3057100" in the "Unique Feature Id" form, and clicking on "Search Database".