Zharkovsky District is an administrative and municipal district (raion), one of the thirty-six in Tver Oblast, Russia. It is located in the southwest of the oblast and borders with Nelidovsky District in the north, Belsky District in the east, Dukhovshchinsky District of Smolensk Oblast in the southeast, Demidovsky District of Smolensk Oblast in the south, Velizhsky District of Smolensk Oblast in the southwest, and with Zapadnodvinsky District in the west. The area of the district is . Its administrative center is the urban locality (an urban-type settlement) of Zharkovsky. Population: 6,132 (2010 Census); The population of the administrative center accounts for 65.5% of the district's total population.