Petrovsky District (Russian: Петро́вский райо́н) is an administrative district (raion), one of the twenty-six in Stavropol Krai, Russia.

[4] It is located in the center of the krai.

The area of the district is 2,741 square kilometers (1,058 sq mi).

[2] Its administrative center is the town of Svetlograd.

[8] The population of Svetlograd accounts for 49.3% of the district's total population.