Mezerj

Mezerj is a city in the Central District of Quchan County, Razavi Khorasan province, Iran. It was the administrative center for Shirin Darreh Rural District until its capital was transferred to the village of Yusef Khan.

Population
At the time of the 2006 National Census, Mezerj's population was 3,704 in 873 households, when it was a village in Shirin Darreh Rural District. The following census in 2011 counted 3,766 people in 1,061 households. The 2016 census measured the population of the village as 3,834 people in 1,193 households. It was the most populous village in its rural district.

After the census, the village of Mezerj was elevated to the status of a city.