| En Name: | Kamskoye Ustye |
| Ru Name: | Камское Устье |
| Loc Name1: | Кама Тамагы |
| Loc Lang1: | Tatar |
| Coordinates: | 55.2°N 65°W |
| Map Label Position: | right |
| Federal Subject: | Republic of Tatarstan |
| Adm Data As Of: | March 2015 |
| Adm District Jur: | Kamsko-Ustyinsky District |
| Adm Ctr Of: | Kamsko-Ustyinsky District |
| Inhabloc Cat: | Urban-type settlement |
| Mun Data As Of: | December 2014 |
| Mun District Jur: | Kamsko-Ustyinsky Municipal District |
| Urban Settlement Jur: | Kamskoye Ustye Urban Settlement |
| Mun Admctr Of1: | Kamsko-Ustyinsky Municipal District |
| Mun Admctr Of2: | Kamskoye Ustye Urban Settlement |
| Pop 2010Census: | 4482 |
| Established Date: | 17th century |
| Current Cat Date: | 1939 |
| Prev Name1: | Bogorodskoye |
| Prev Name1 Date: | 1925 |
| Postal Codes: | 422819, 422820 |
| Date: | November 2016 |
Kamskoye Ustye (Russian: Ка́мское У́стье; Tatar: Кама Тамагы) is an urban locality (an urban-type settlement) and the administrative center of Kamsko-Ustyinsky District in the Republic of Tatarstan, Russia, located on the Kuybyshev Reservoir, near the confluence of the Volga and Kama Rivers, 117km (73miles) from the republic's capital of Kazan. As of the 2010 Census, its population was 4,482.
It was established in the 17th century and was known as the selo of Bogorodskoye (Russian: Богородское) until 1925.[1] Urban-type settlement status was granted to it in 1939. Kamskoye Ustye served as the district administrative center in 1930–1963, and again since 1965.
Within the framework of administrative divisions, the urban-type settlement of Kamskoye Ustye serves as the administrative center of Kamsko-Ustyinsky District, of which it is a part.[2] As a municipal division, Kamskoye Ustye is incorporated within Kamsko-Ustyinsky Municipal District as Kamskoye Ustye Urban Settlement.[3]
Alabaster, lime, and sulfur have been mined here since the 19th century. Industrial facilities include a dairy factory and several construction and agricultural enterprises. The nearest railway station is Karatun on the Ulyanovsk–Sviyazhsk line, 57km (35miles) east of Kamskoye Ustye.
| Kamskoye Ustye population | |
| Bodystyle: | width:23.5em |
| Label1: | 2010 Census |
| Data1: | 4,482 |
| Label2: | 2002 Census |
| Data2: | 4,451 |
| Label3: | 1989 Census |
| Data3: | 4,367 |
| Label4: | 1979 Census |
| Data4: | 4,122 |
In 1989, the majority of the population was ethnically Russian (52.4%) and Tatar (44.0%).