Kelak-e Sofla (, also Romanized as KelÃÂk-e Soflá; also known as KelÃÂk-e PÃÂâÂÂën) is a village in Owzrud Rural District, Baladeh District, Nur County, Mazandaran Province, Iran, north of Kelak-e Olya village. At the 2016 census, its population was 104, in 45 families. Up from 67 people in 2006.