Zmeinogorsky District () is an administrative and municipal district (raion), one of the fifty-nine in Altai Krai, Russia. It is located in the south of the krai. The area of the district is . Its administrative center is the town of Zmeinogorsk. Population: The population of Zmeinogorsk accounts for 52.1% of the district's total population.
The district is home to the Korbalikhinskoye mine, which has one of the largest reserves of Lead in Russia.