Nizhnelomovsky District (Russian: Нижнело́мовский райо́н) is an administrative[1] and municipal[4] district (raion), one of the twenty-seven in Penza Oblast, Russia.

It is located in the northwest of the oblast.

The area of the district is 1,760 square kilometers (680 sq mi).

[2] Its administrative center is the town of Nizhny Lomov.

[7] The population of Nizhny Lomov accounts for 54.0% of the district's total population.