Sartang-e Barzeh () is a village in, and the capital of, Zaz-e Gharbi Rural District of Zaz and Mahru District, Aligudarz County, Lorestan province, Iran.
At the time of the 2006 National Census, the village's population was 218 in 45 households. The following census in 2011 counted 227 people in 50 households. The 2016 census measured the population of the village as 224 people in 54 households. It was the most populous village in its rural district.