Nikolayevsk (Russian: Никола́евск) is a town and the administrative center of Nikolayevsky District in Volgograd Oblast, Russia, located on the left (eastern) shore of the Volga River.

[8] It was founded in 1747 as the khutor of Dmitriyev (Дмитриев), which was reorganized into a sloboda in 1794 and renamed Nikolayevskaya sloboda (Николаевская слобода).

[citation needed] It was granted town status and renamed Nikolayevsk in 1967.

[citation needed] Within the framework of administrative divisions, Nikolayevsk serves as the administrative center of Nikolayevsky District.

[2] As a municipal division, the town of district significance of Nikolayevsk is incorporated within Nikolayevsky Municipal District as Nikolayevsk Urban Settlement.