Namegawa Island Station (行川アイランド駅, Namegawa-Airando-eki) is a passenger railway station located in the city of Katsuura, Chiba Prefecture, Japan operated by the East Japan Railway Company (JR East).

The station consists of a single side platforms serving bidirectional traffic.

A number of express trains began stopping at the station from 18 July 1970.

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

With the closure of the Namekawa Island Amusement Park on 31 August 2001, the station was again unattended, and express trains services were discontinued.