Solnechnogorsky District (Russian: Солнечного́рский райо́н) is an administrative[1] and municipal[2] district (raion), one of the thirty-six in Moscow Oblast, Russia.

It is located in the northwest of the oblast.

The area of the district is 1,135.04 square kilometers (438.24 sq mi).

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

[8] The population of Solnechnogorsk accounts for 41.2% of the district's total population.