In this study, the change of the human sex ratio, age structure, dependency rate and education status of the population in Erzurum province are analyzed that has been occurred in last 25 years. Erzurum province is in East Anatolian Region's Erzurum-Kars part. The province which is in a high area the terrestrial climate features are seen. In Erzurum, where economic resources are limited, there is a long period of immigration. As a matter of fact, the province population has decreased by -1,2% every year in the last 15 years.