Kasımlar is a village in the Sütçüler district of Isparta province.
The village has had the same name since 1912. The municipality status of the village, which was turned into a town on 8 June 1992 by receiving the status of municipality, ended in 2013 when its population fell below 2000 people. The village is 110 km away from Isparta city center and 47 km away from Sütçüler district center. The village is located on an intensely rough terrain in the Yukarı Köprüçay basin.