Gribanovsky District (Russian: Гриба́новский райо́н) is an administrative and municipal district (raion), one of the thirty-two in Voronezh Oblast, Russia. It is located in the northeast of the oblast. The area of the district is 2,016 square kilometers (778 sq mi).[citation needed] Its administrative center is the urban locality (an urban-type settlement) of Gribanovsky. Population: 33,073 (2010 Census); 39,648 (2002 Census); 42,735 (1989 Census). The population of the administrative center accounts for 47.4% of the district's total population.