Lajran (Persian: لجران)[a] is a village in, and the capital of, Lajran Rural District of the Central District of Garmsar County, Semnan province, Iran.

[4] At the time of the 2006 National Census, the village's population was 382 in 102 households.

[5] The following census in 2011 counted 683 people in 159 households.

[6] The 2016 census measured the population of the village as 787 people in 160 households.

This Garmsar County location article is a stub.