Garmdarreh

Garmdarreh is a city in the Central District of Karaj County, Alborz province, Iran, serving as the administrative center for Garmdarreh Rural District.

Population
At the time of the 2006 National Census, the city's population was 12,738 in 3,329 households, when it was in Tehran province. The 2016 census measured the population of the city as 22,726 people in 7,129 households, by which time the county had separated from the province and become a part of recently established Alborz province.