Kuwanagawa Station (桑名川駅, Kuwanagawa-eki) is a railway station in the city of Iiyama, Nagano Prefecture, Japan operated by East Japan Railway Company (JR East).

Kuwanagawa Station is served by the Iiyama Line, and is 37.6 kilometers from the starting point of the line at Toyono Station.

[1] The station consists of one ground-level island platform connected to the station building by a level crossing.

[1] The station is normally unattended, but is staffed during the winter ski season.

With the privatization of Japanese National Railways (JNR) on 1 April 1987, the station came under the control of JR East.