Miyauchi Station (宮内駅, Miyauchi-eki) is a railway station in Nan'yō, Yamagata, Japan, operated by the Yamagata Railway.

Miyauchi Station has a single Island platform.

The station was absorbed into the JR East network upon the privatization of JNR on 1 April 1987.

It became a station on the Yamagata Railway from 25 October 1988, and was renamed to its present name on the same day.

This Yamagata Prefecture railroad station-related article is a stub.