Iwate-Ōkawa Station (岩手大川駅, Iwate-Ōkawa-eki) was a railway station on the Iwaizumi Line in Iwaizumi, Iwate, Japan, operated by East Japan Railway Company (JR East).

Iwate-Ōkawa Station was a station on the Iwaizumi Line, and was located 25.8 rail kilometers from the opposing terminus of the line at Moichi Station.

Iwate-Ōkawa Station had a single side platform serving traffic in both directions.

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

The operation of the Iwaizumi Line was suspended from July 2010 and the line was officially closed on 1 April 2014.