Valdaysky District is an administrative and municipal district (raion), one of the twenty-one in Novgorod Oblast, Russia. It is located in the southeast of the oblast and borders with Okulovsky District in the north, Bologovsky District of Tver Oblast in the east, the territory of the closed administrative-territorial formation of Ozyorny of Tver Oblast in the southeast, Firovsky District of Tver Oblast in the south, Demyansky District in the southwest, and with Krestetsky District in the northwest. The area of the district is 2,701.63 square kilometers (1,043.11 sq mi). Its administrative center is the town of Valday. Population: 26,476 (2010 Russian census); 29,943 ; 32,373 (1989 Soviet census). The population of Valday accounts for 60.8% of the district's total population.

Okulovsky District is an administrative and municipal district (raion), one of the twenty-one in Novgorod Oblast, Russia. It is located in the center of the oblast and borders with Lyubytinsky District in the northeast, Borovichsky District in the east, Bologovsky District of Tver Oblast in the southeast, Valdaysky District in the southwest, Krestetsky District in the west, and with Malovishersky District in the northwest. The area of the district is 2,500 square kilometers (970 sq mi). Its administrative center is the town of Okulovka. Population: 25,808 (2010 Russian census); 31,153 ; 36,852 (1989 Soviet census). The population of Okulovka accounts for 48.3% of the district's total population.