Zernogradsky District (Russian: Зерногра́дский райо́н) is an administrative[1] and municipal[3] district (raion), one of the forty-three in Rostov Oblast, Russia.

It is located in the south of the oblast.

The area of the district is 2,663 square kilometers (1,028 sq mi).

[citation needed] Its administrative center is the town of Zernograd.

[6] The population of Zernograd accounts for 45.7% of the district's total population.