Kadykchan (Russian: Кадыкча́н; Even: Кадагчан) is a depopulated urban locality (a work settlement) in Susumansky District of Magadan Oblast, Russia. It is located in the Upper Kolyma Highlands, in the basin of the Ayan-Yuryakh River, 65 kilometers (40 mi) northwest of Susuman, the administrative center of the district. As of the 2010 Census, it had no recorded population.