| En Name: | Tetyushi |
| Ru Name: | Тетюши |
| Loc Name1: | Тәтеш |
| Loc Lang1: | Tatar |
| Coordinates: | 54.9333°N 98°W |
| Image Coa: | Coat of Arms of Tetyushi (Tatarstan).png |
| Federal Subject: | Republic of Tatarstan |
| Adm District Jur: | Tetyushsky District |
| Adm Ctr Of1: | Tetyushsky District |
| Inhabloc Cat: | Town |
| Mun District Jur: | Tetyushsky Municipal District |
| Urban Settlement Jur: | Tetyushi Urban Settlement |
| Mun Admctr Of1: | Tetyushsky Municipal District |
| Mun Admctr Of2: | Tetyushi Urban Settlement |
| Area Km2: | 7.3 |
| Pop 2010Census: | 11596 |
| Established Date: | 1574–1578 or 1555–1557 |
| Current Cat Date: | 1781 |
| Postal Codes: | 422370, 422399 |
| Date: | June 2020 |
Tetyushi (Russian: Тетю́ши; Tatar: Тәтеш) is a town and the administrative center of Tetyushsky District in the Republic of Tatarstan, Russia, located on the right bank of the Volga River, on the shore of the Kuybyshev Reservoir, 180km (110miles) south of Kazan, the capital of the republic. As of the 2010 Census, its population was 11,596. It was previously known as Tetyushskaya zastava
It was founded in 1574–1578 or in 1555–1557 as Tetyushskaya zastava (Russian: Тетюшская застава).[1] It was granted town status in 1781. In 1920–1927, it served as the administrative center of a kanton. It served as the administrative center of a district since 1930.
The town was the site of a major battle during Stepan Razin's rebellion.
The base of Severodvinian stage of the Tatarian series of the Permian period (subdivisions valid only in Russian stratigraphic chart) is defined in the Monastyrskii ravine, near Tetyushi.[2]
Within the framework of administrative divisions, Tetyushi serves as the administrative center of Tetyushsky District, to which it is directly subordinated.[3] As a municipal division, the town of Tetyushi, together with two rural localities, is incorporated within Tetyushsky Municipal District as Tetyushi Urban Settlement.[4]
As of 1997, the town's industrial enterprises included a meat factory, a dairy, a bakery, a brewery, a fish processing, plant, a furniture plant, an animal feedstuff factory, and a branch of the Kazan Helicopters company. The nearest railway station is Bua on the Ulyanovsk–Sviyazhsk line, 45km (28miles) west of Tetyushi.
| Tetyushi population | |
| Bodystyle: | width:23.5em |
| Label1: | 2010 Census |
| Data1: | 11,596 |
| Label2: | 2002 Census |
| Data2: | 11,931 |
| Label3: | 1989 Census |
| Data3: | 10,487 |
| Label4: | 1979 Census |
| Data4: | 10,199 |
As of 1989, the population was ethnically mostly Russian (61.9%), Tatar (20.6%), Chuvash (11.6%), and Mordvin (5.1%).