Ust-Sysolsky Uyezd () was one of the subdivisions of the Vologda Governorate of the Russian Empire. It was situated in the eastern part of the governorate. Its administrative centre was Ust-Sysolsk (present-day Syktyvkar). In terms of present-day administrative borders, the territory of Ust-Sysolsky Uyezd is part of the Komi Republic. Demographics At the time of the Russian Empire Census of 1897, Ust-Sysolsky Uyezd had a population of 89,840. Of these, 92.3% spoke Komi-Zyryan and 7.6% Russian as their native language. References Uezds of Vologda Governorate Vologda Governorate History of the Komi Republic