Kireyevsk (Russian: Кире́евск) is a town and the administrative center of Kireyevsky District in Tula Oblast, Russia, located on the Olen River, 40 kilometers (25 mi) southeast of Tula, the administrative center of the oblast.

[citation needed] Iron ore deposits started to be developed in the 19th century.

During the Soviet times, the village was granted urban-type settlement status and renamed Kireyevka (Кире́евка).

[citation needed] It was granted town status and renamed Kireyevsk in 1956.

[2] As a municipal division, Kireyevsk Town Under District Jurisdiction, together with Oktyabrsky Rural Okrug of Kireyevsky District (which comprises three rural localities), is incorporated within Kireyevsky Municipal District as Kireyevsk Urban Settlement.