Beryozovsky District (Russian: Берёзовский райо́н) is an administrative and municipal district (raion), one of the nine in Khanty-Mansi Autonomous Okrug of Tyumen Oblast, Russia. It is located in the northwest of the autonomous okrug on the left bank of meridional part of the Ob River within the limits of North Sosva altitudes and the east slope of the North and Pre-Polar Ural and borders with the Komi Republic in the west and with Shuryshkarsky District of Yamalo-Nenets Autonomous Okrug in the north. The area of the district is 90,000 square kilometers (35,000 sq mi). Its administrative center is the urban locality (an urban-type settlement) of Beryozovo. Population: 25,744 (2010 Census); 27,170 (2002 Census); 28,256 (1989 Census).