Langarud County (Persian: شهرستان لنگرود) is in the northwestern Iranian province of Gilan.

[3] After the 2006 National Census, several villages merged to form the new city of Chaf and Chamkhaleh.

[4] At the time of the 2006 census, the county's population was 133,133 in 38,597 households.

[2] Langarud County's population history and administrative structure over three consecutive censuses are shown in the following table.

Media related to Langarud County at Wikimedia Commons