Karasor (Kazakh: Қарасор; Russian: Карасор),[1][2] is a salt lake in Karkaraly District, Karaganda Region, Kazakhstan.

Smaller lake Katynkol lies to the SW of the southern end, Saumalkol to the west, and Balyktykol 20 kilometers (12 mi) to the east.

The lakeshores are complex, some stretches are clayey or pebbly, low and gently sloping, but in certain areas they are rocky, with cliffs reaching a height of 25 meters (82 ft).

[5] The land in the 8,750 square kilometers (3,380 sq mi) basin around Karasor includes plowed agricultural fields with clay and loam soils.

The vegetation near the lakeshore zone is characteristic of the Kazakh steppe, including spear grass, wormwood, Siberian peashrub and fescue.