IstimisIstimis is a rural locality and the administrative center of Istimissky Selsoviet of Klyuchevsky District, Altai Krai, Russia. The population was 604 as of 2016. There are 7 streets.GeographyIstimis lies in the Kulunda Steppe, near lake Krivaya Puchina to the north and lake Shukyrtuz to the southeast. It is located 17 km northeast of Klyuchi by road. Novopoltava is the nearest rural locality.EthnicityThe village is inhabited by Ukrainians and others.