Ustye () is a rural locality (a selo) in Kyrinsky District, Zabaykalsky Krai, Russia. Population: There are 2 streets in this selo.
This rural locality is located 44 km from Kyra (the district's administrative centre), 255 km from Chita (capital of Zabaykalsky Krai) and 5,354 km from Moscow. Nadyozhny is the nearest rural locality.