Qasemabad (Persian: قاسماباد)[a] is a village in, and the capital of, Shamsabad Rural District of the Central District of Arak County, Markazi province, Iran.

[4] At the time of the 2006 National Census, the village's population was 879 in 260 households.

[6] The 2016 census measured the population of the village as 981 people in 307 households.

It was the most populous village in its rural district.

This Arak County location article is a stub.