Irkutsky (Russian: Иркутский) is a rural locality (a settlement) in Nikolayevsky Selsoviet, Mikhaylovsky District, Altai Krai, Russia.

Irkutsky lies in the Kulunda Steppe 7 kilometers (4.3 mi) to the east of lake Gornostalevo, close to the Russia-Kazakhstan border.

It is located 32 kilometers (20 mi) northwest of Mikhaylovskoye (the district's administrative centre) by road.

Nikolayevka is the nearest rural locality.

This Mikhaylovsky District location article is a stub.