Aizu-Mizunuma Station (会津水沼駅, Aizu-Mizunuma-eki) is a railway station on the Tadami Line in the town of Kaneyama, Ōnuma District, Fukushima Prefecture, Japan, operated by East Japan Railway Company (JR East).

Aizu-Mizunuma Station is served by the Tadami Line, and is located 55.1 kilometers from the official starting point of the line at Aizu-Wakamatsu.

Aizu-Mizunuma Station has one side platform serving a single bi-directional track. There is no station building, but only a small shelter on the platform. The station is unattended.

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  Platform (August 2017)

Aizu-Mizunuma Station opened on September 20, 1956, as an intermediate station on the extension of eastern section of the Japanese National Railways (JNR) Tadami Line between Aizu-Miyashita and Aizu-Kawaguchi. The station was absorbed into the JR East network upon the privatization of the JNR on April 1, 1987.

Aizu-Mizunuma Station is located in an isolated rural location with no buildings nearby.

• Tadami River
• National Route 252

• List of railway stations in Japan

• JR East Station information (in Japanese)