Darjazin (Persian: درجزين)[a] is a city in the Central District of Mehdishahr County, Semnan province, Iran, serving as the administrative center for Darjazin Rural District.

[4] At the time of the 2006 National Census, Darjazin's population was 4,370 in 1,108 households, when it was a village in Chashm Rural District of the former Mehdishahr District of Semnan County.

[4] Darjazin was elevated to the status of a city.

[7] The 2016 census measured the population of the city as 5,997 people in 1,777 households.

This Mehdishahr County location article is a stub.