Volzhsk (Russian: Волжск; Mari: Юлсер-Ола, Julser-Ola) is a town in the Mari El Republic, Russia, located near the Mari El–Tatarstan–Chuvashia border and a part of the Kazan metropolitan area.

Population: 55,659 (2010 Census);[3] 58,967 (2002 Census);[7] 60,919 (1989 Soviet census).

[8]Within the framework of administrative divisions, Volzhsk serves as the administrative center of Volzhsky District, even though it is not a part of it.

[1] As an administrative division, it is incorporated separately as the town of republic significance of Volzhsk—an administrative unit with the status equal to that of the districts.

[2] As a municipal division, the town of republic significance of Volzhsk is incorporated as Volzhsk Urban Okrug.