| Shimoizumi Station | |
| Native Name: | 下泉駅 |
| Native Name Lang: | ja |
| Address: | Shimoizumi, Kawanehon-cho, Haibara-gun, Shizuoka-ken |
| Country: | Japan |
| Coordinates: | 35.0222°N 138.09°W |
| Operator: | Ōigawa Railway |
| Line: | Ōigawa Main Line |
| Distance: | 27.4 kilometers from |
| Platforms: | 1 island platforms |
| Status: | Unstaffed |
| Opened: | February 1, 1931 |
| Passengers: | 17 daily |
| Pass Year: | FY2017 |
| Map Type: | Japan Shizuoka Prefecture#Japan |
| Map Dot Label: | Shimoizumi Station |
is a railway station in the town of Kawanehon, Haibara District, Shizuoka Prefecture, Japan, operated by the Ōigawa Railway.
Shimoizumi Station is served by the Ōigawa Main Line, and is located 27.4 kilometers from the official starting point of the line at .
The station has a single island platform connected to a small wooden station building by a level crossing. The station is unattended.
|-!colspan=5|Ōigawa Railway
Shimoizumi Station was one of the original stations of the Ōigawa Main Line, and was opened on February 1, 1931.
In fiscal 2017, the station was used by an average of 17 passengers daily (boarding passengers only).[1]