| Junctions and other features | Running Lines | Stations, Signal Boxes and Junctions | Distance from Signal Box above | Loops and Refuge Sidings | Notes | ||
|---|---|---|---|---|---|---|---|
| Up | Down | ||||||
| 1 | – | ↓↓ | Barry Junction | – | |||
| 2 | ↑↑ | ↓ | Barry Sidings | 0m 913yds | |||
| 3 | ↑ | ↓ | Rhoose | 2m 1293yds | DRS 83 URS 37 |
||
| 4 | ↑ | ↓ | Aberthaw East | 1m 1328yds | UPL 41 | ||
| Aberthaw | DPL 40 | ||||||
| 5 | ↑ | ↓ | Aberthaw West | 0m 748yds | |||
| 6 | ↑ | ↓ | Gileston | 1m 259yds | |||
| St. Athan Halt | |||||||
| 7 | ↑ | ↓ | St. Athan | 2m 0yds | URS 32 | ||
| 8 | ↑ | ↓ | Llanwit Major | 1m 55yds | DRS 37 DPL 44 UPL 56 |
||
| Llandow Wick Rd. Halt | |||||||
| 9 | ↑ | ↓ | Llandow | 3m 1340yds | |||
| Llandow Halt | |||||||
| 10 | ↑ | ↓ | Southerndown Road | 1m 1210yds | DPL 25 UPL 30 |
||
| 11 | ↑ | ↓ | Cowbridge R. Junction | 3m 836yds | |||
| 12 | ↑ | – | Bridgend East | 0m 764yds | |||