 As of the 2011 census, the population of the town was 7,773.As per the 2016 official estimate, the population of Tashir is around 7,500.Tashir was founded in 1844 as Vorontsovka, named after the Russian prince and field-marshal Mikhail Semyonovich Vorontsov who was leader in the Caucasian War from 1844 to 1853.