Yershov (Russian: Ершо́в) is a town and the administrative center of Yershovsky District in Saratov Oblast, Russia, located in the upper streams of the Maly Uzen River, 178 kilometers (111 mi) east of Saratov, the administrative center of the oblast.

[9] It was founded as a settlement serving the Yershovo railway station, which was opened in 1894 and named after the engineer who was in charge of building it.

[citation needed] Town status was granted to Yershovo in 1963, at which time it was also given its present name.

[citation needed] Within the framework of administrative divisions, Yershov serves as the administrative center of Yershovsky District,[3] to which it is directly subordinated.

[1] As a municipal division, the town of Yershov, together with four rural localities, is incorporated within Yershovsky Municipal District as Yershov Urban Settlement.