Koryaksky autonomous okrug is situated in the north of the peninsula of Kamchatka. The okrug is washed by the Beringov`s and the Okhotskoe seas. The okrug borders on Kamchatskaya region in the south, on Magadanskaya region in the north-west, on Chukotsky autonomous okrug in the north.
Koryaksky autonomous okrug is one of the most northern and the least inhabited territories in Russia.
Main river in the okrug is the Penzhina.