| Kii-Miyahara Station | |
| Native Name: | 紀伊宮原駅 |
| Native Name Lang: | ja |
| Type: | JR-West commuter rail station |
| Address: | 336 Takigahara Miyahara-cho, Arida-shi, Wakayama-ken 649-0435 |
| Country: | Japan |
| Owned: | West Japan Railway Company |
| Operator: | West Japan Railway Company |
| Line: | Kisei Main Line (Kinokuni Line) |
| Distance: | 351.2km (218.2miles) from 171km (106miles) from |
| Platforms: | 1 side +1 island platform |
| Tracks: | 2 |
| Train Operators: | West Japan Railway Company |
| Structure: | At grade |
| Accessible: | None |
| Status: | Unstaffed |
| Opened: | [1] |
| Electrified: | 1978[2] |
| Passengers: | 590 daily |
| Pass Year: | FY2019 |
| Map Type: | Japan Wakayama Prefecture#Japan |
| Map Dot Label: | Kii-Miyahara Station |
| Services Collapsible: | yes |
is a passenger railway station in located in the city of Arida, Wakayama Prefecture, Japan, operated by West Japan Railway Company (JR West).
Kii-Miyahara Station is served by the Kisei Main Line (Kinokuni Line), and is located 351.2 kilometers from the terminus of the line at Kameyama Station and 171.0 kilometers from .
The station consists of one side platform and one island platform connected to the station building by a footbridge; however, one side of the island platform is not in use. The station is unattended.
|-!colspan=5|West Japan Railway Company (JR West)
Kii-Miyahara Station opened on December 11, 1925. With the privatization of the Japan National Railways (JNR) on April 1, 1987, the station came under the aegis of the West Japan Railway Company.
In fiscal 2019, the station was used by an average of 590 passengers daily (boarding passengers only).[3]