| Nagashima Dam Station | |
| Native Name: | 長島ダム駅 |
| Native Name Lang: | ja |
| Address: | Inuma, Kawanehon-cho, Haibara-gun, Shizuoka-ken |
| Country: | Japan |
| Coordinates: | 35.1689°N 138.1571°W |
| Operator: | Ōigawa Railway |
| Line: | Ikawa Line |
| Distance: | 11.4 kilometers from |
| Elevation: | 485 meters |
| Platforms: | 2 side platforms |
| Status: | Unstaffed |
| Opened: | October 2, 1990 |
| Passengers: | 7 daily |
| Pass Year: | FY2017 |
| Map Type: | Japan Shizuoka Prefecture#Japan |
| Map Dot Label: | Nagashima Dam Station |
is a railway station in the town of Kawanehon, Haibara District, Shizuoka Prefecture, Japan, operated by the Ōigawa Railway. In between Abt Ichishiro Station and Nagashima Dam Station, the gradient is very steep and an Abt rack system is used.
Nagashima Dam Station is served by the Ikawa Line, and is located 11.4 kilometers from the official starting point of the line at .
The station has two opposed side platforms serving two tracks, connected to a small red-roofed station building by a level crossing. The station is unattended.
|-!colspan=5|Ōigawa Railway
Nagashima Dam Station was opened on October 2, 1990, when part of the Ikawa Line was re-routed to avoid the rising waters of the lake created by the Nagashima Dam.
In fiscal 2017, the station was used by an average of 7 passengers daily (boarding passengers only).[1]