Dalnekonstantinovsky District is an administrative district (raion), one of the forty in Nizhny Novgorod Oblast, Russia. Municipally, it is incorporated as Dalnekonstantinovsky Municipal District. It is located in the center of the oblast. The area of the district is 1,377.1 square kilometers (531.7 sq mi). Its administrative center is the urban locality of Dalneye Konstantinovo. Population: 22,474 ; 25,251 (2002 census); 25,481 (1989 Soviet census). The population of Dalneye Konstantinovo accounts for 21.3% of the district's total population.