Mari-Turek (Russian: Мари́-Туре́к; Meadow Mari: Марий Тӱрек, Marij Türek) is an urban locality (an urban-type settlement) and the administrative center of Mari-Tureksky District of the Mari El Republic, Russia.

As of the 2010 Census, its population was 5,164.

[2] Within the framework of administrative divisions, Mari-Turek serves as the administrative center of Mari-Tureksky District.

[3] As an administrative division, the urban-type settlement of Mari-Turek, together with twenty-nine rural localities, is incorporated within Mari-Tureksky District as Mari-Turek Urban-Type Settlement[3] (an administrative division of the district).

[1] As a municipal division, Mari-Turek Urban-Type Settlement is incorporated within Mari-Tureksky Municipal District as Mari-Turek Urban Settlement.