Charsk (Russian: Чарск) or Shar (Kazakh: Шар) is a town in Zharma District in Abai Region of eastern Kazakhstan.

On December 17, 1930 the okrug was abolished, and the districts were directly subordinated to the republic.

On February 20, 1932 East Kazakhstan Oblast was established, and Zharma District became a part of the region.

[5] Charsk has access to the M38 highway, which runs between Chinese and Russian borders via Semey and Pavlodar.

Charsk has a humid continental climate (Köppen: Dfb)[6] with very cold winters and warm summers.