| Nidamangalam Junction | |
| Type: | Indian Railways station |
| Style: | Indian Railways |
| Address: | NH 67, Nidamangalam, Needamangalam, Tiruvarur, Tamil Nadu |
| Country: | India |
| Coordinates: | 10.774°N 79.4121°W |
| Elevation: | 25 metre |
| Line: | Nagapattinam–Tiruchirappalli line Nidamangalam–Mannargudi line |
| Other: | Bus stand, taxicab stand, auto rickshaw stand |
| Structure: | Standard (on-ground station) |
| Platform: | 3 |
| Tracks: | 3 |
| Parking: | Yes |
| Opened: | Yes |
| Electrified: | Yes |
| Owned: | Indian Railways |
| Operator: | Southern Railway zone |
| Status: | Functioning |
| Map Dot Label: | Nidamangalam railway station |
| Map Type: | India Tamil Nadu |
| Map Size: | 300 |
| Map State: | show |
Nidamangalam Junction (station code: NMJ) is an NSG–5 category Indian railway station in Tiruchirappalli railway division of Southern Railway zone.[1] It is a junction railway station serving Needamangalam in Tamil Nadu, India.
The railway station is located off the NH 67, Nidamangalam junction of Needamangalam, while the nearest airport is situated away in Tiruchirappalli.
The station connects Chennai Egmore, Thanjavur Junction, Tiruchchirappalli Junction,,,,, Rameswaram, etc.