Koktokay is a town located in Fuyun County within the Altay Prefecture of Xinjiang, China. The Irtysh River flows through the town, which serves as a regional center with a documented population of 6,014 as of the year 2000.
The area is characterized by its abundant mineral and touristic resources. A notable landmark in the region is the Koktokay National Geopark (可可托海國家地質公園), which highlights the town's geological significance.