Acarlar is a town in İncirliova district of Aydın Province, Turkey. It is situated to the south of İncirliova and Turkish state highway D-550. The distance to İncirliova is 4 kilometres (2.5 mi) to Aydın is 12 kilometres (7.5 mi). The population of the Acarlar was 10,866 as of 2012. According to the mayor's page, the settlement was founded by a group of people who named themselves as "Abdals" from Adana (although an alternative theory claims that these people were refuges from Russia after an Russo-Turkish War). In 1930s, the settlement was named by the governor of the province. In 1972, it was declared a seat of township.