At the time of the 2006 National Census, the village's population was 1,128 in 269 households, when it was in Chaharduli-ye Sharqi Rural District of Chaharduli District.[5] The following census in 2011 counted 861 people in 245 households.[6] The 2016 census measured the population of the village as 812 people in 261 households, by which time the village had been transferred to Delbaran Rural District of the new Delbaran District. It was the most populous village in its rural district.[2]
^Baharlu can be found at GEOnet Names Server, at this link, by opening the Advanced Search box, entering "-3054754" in the "Unique Feature Id" form, and clicking on "Search Database".