Krestetsky 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 Malovishersky District in the north, Okulovsky District in the northeast, Valdaysky District in the southeast, Demyansky District in the south, Parfinsky District in the southwest, and with Novgorodsky District in the northwest. The area of the district is . Its administrative center is the urban locality (a work settlement) of Kresttsy. Population: 15,667 (2002 Census); The population of Kresttsy accounts for 67.4% of the district's total population.