Gryazovets (Russian: Гря́зовец) is a town and the administrative center of Gryazovetsky District in Vologda Oblast, Russia, located on the Rzhavka River, 47 kilometers (29 mi) south of Vologda, the administrative center of the oblast.

[3] The settlement was chartered on January 25, 1780, when it became the seat of Gryazovetsky Uyezd of Vologda Viceroyalty.

[3] The viceroyalty was abolished in 1796 and its part which included Gryazovetsky Uyezd became Vologda Governorate.

[12] Gryazovets contains fifty objects classified as cultural and historical heritage of local importance.

Additionally, the building of a high school is protected as a historical monument of federal significance.