Gryazovetsky District is an administrative and municipal district (raion), one of the twenty-six in Vologda Oblast, Russia. It is located in the south of the oblast and borders with Mezhdurechensky District in the north, Soligalichsky and Buysky Districts of Kostroma Oblast in the east, Lyubimsky and Pervomaysky Districts of Yaroslavl Oblast in the south, Poshekhonsky District, also of Yaroslavl Oblast, in the southeast, and with Vologodsky District in the northwest. The area of the district is . Its administrative center is the town of Gryazovets. Population: 41,644 (2002 Census); The population of Gryazovets accounts for 42.2% of the district's total population.