| Shinseki Station | |
| Style: | JR East |
| Native Name: | 新関駅 |
| Native Name Lang: | ja |
| Address: | Oseki, Akiha-ku, Niigata-shi, Niigata-ken 956-0827 |
| Country: | Japan |
| Operator: | JR East |
| Line: | Ban'etsu West Line |
| Platforms: | 2 side platforms |
| Opened: | 15 April 1954 |
| Map Type: | Japan |
is a railway station in Akiha-ku, Niigata, Niigata Prefecture, Japan, operated by East Japan Railway Company (JR East).
Shinseki Station is served by the Ban'etsu West Line, and is 170.0 kilometers from the terminus of the line at .
The station consists of two ground-level opposed side platforms serving two tracks, connected to the station building by a footbridge. The station is unattended.
The station opened on 14 April 1954. With the privatization of Japanese National Railways (JNR) on 1 April 1987, the station came under the control of JR East.
The station is located in a rural area surrounded by rice fields with scattered residences.