Iwanuma Station (岩沼駅, Iwanuma-eki) is a railway station in the city of Iwanuma, Miyagi Prefecture, Japan, operated by East Japan Railway Company (JR East).

The station has a "Midori no Madoguchi" staffed ticket office.

Iwanuma Station opened on 15 December 1887, on the Tōhoku Main Line.

The station was absorbed into the JR East network upon the privatization of the Japanese National Railways (JNR) on 1 April 1987.

[1] Stations served only by the Chiyoda Line through service local trains between Kita-Senju and Abiko are omitted.