| Aizu-Kawaguchi Station | |
| Style: | JR East |
| Native Name: | 会津川口駅 |
| Native Name Lang: | ja |
| Address: | 508 Kawaguchi Mori-no-ue, Kaneyama-machi, Ōnuma-gun, Fukushima-ken 968-0011 |
| Country: | Japan |
| Operator: | JR East |
| Line: | Tadami Line |
| Platforms: | 1 island platform |
| Tracks: | 12 |
| Status: | Staffed |
| Opened: | September 20, 1956 |
| Passengers: | 57 daily |
| Pass Year: | FY2017 |
| Map Type: | JR Tadami Line#Japan Fukushima Prefecture#Japan |
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-Kawaguchi Station is served by the Tadami Line, and is located 60.8 kilometers from the official starting point of the line at .
Aizu-Kawaguchi Station has a single island platform connected to the station building by a level crossing. The station is staffed.
Aizu-Kawaguchi Station opened on September 20, 1956, as the terminus of an extension of the eastern section of the Tadami Line from the previous terminus at . In 1963, the line was extended from Aizu-Kawaguchi to a new terminus at .[1] The station was absorbed into the JR East network upon the privatization of the Japanese National Railways (JNR) on April 1, 1987.
Due to damage caused by torrential rainfall on July 30, 2011, services between Aizu-Kawaguchi and Tadami stations were replaced by a provisional bus service. The closed section resumed operations on 1 October 2022.[2]
In fiscal 2017, the station was used by an average of 57 passengers daily (boarding passengers only).[3]