Omsukchansky District is an administrative district (raion), one of the eight in Magadan Oblast, Russia. As a municipal division, it is incorporated as Omsukchansky Urban Okrug. It is located in the eastern central part of the oblast. The area of the district is 60,400 square kilometers (23,300 sq mi). Its administrative center is the urban locality of Omsukchan. As of the 2010 Census, the total population of the district was 5,531, with the population of Omsukchan accounting for 75.2% of that number.

Magadan Oblast is a federal subject of Russia. It is geographically located in the Far East region of the country, and is administratively part of the Far Eastern Federal District. Magadan Oblast has a population of 136,085, making it the least populated oblast and the third-least populated federal subject in Russia.