Krasnoselsk (Russian: Красносельск) is a rural locality (a selo) in Ynyrginskoye Rural Settlement of Choysky District, the Altai Republic, Russia.

Krasnoselsk is located 39 km southeast of Choya (the district's administrative centre) by road.

Ynyrga is the nearest rural locality.

[3] The village is inhabited by Altaians, Kazakhs.

This Altai Republic location article is a stub.