Sergeyevka, Altai KraiSergeyevka is a rural locality in Zlatopolinsky Selsoviet, Kulundinsky District, Altai Krai, Russia. The population was 152 as of 2013. There is 1 street.GeographySergeyevka lies in the Kulunda Steppe, to the west of lake Dzhira. It is located northeast of Kulunda by road. Zlatopol is the nearest rural locality.