TasujTasuj is a city in, and the capital of, Tasuj District in Shabestar County, East Azerbaijan province, Iran.DemographicsLanguageIt is an Azeri Turkic speaking city.PopulationAt the time of the 2006 National Census, the city's population was 7,332 in 2,108 households. The following census in 2011 counted 7,370 people in 2,288 households. The 2016 census measured the population of the city as 7,522 people in 2,514 households.