The area of the district is 25,167 square kilometers (9,717 sq mi).

Lake Khummi is located 32 km (20 mi) to the southeast of the city.

[11][12] Within the framework of administrative divisions, Komsomolsky District is one of the seventeen in the krai.

[1] The city of Komsomolsk-on-Amur serves as its administrative center,[2] despite being incorporated separately as a city of krai significance[1]—an administrative unit with the status equal to that of the districts.

[5] The city of krai significance of Komsomolsk-on-Amur is incorporated separately from the district as Komsomolsk-na-Amure Urban Okrug.