Harpenden
| Station name | Harpenden (HPD) |
| Address | Harpenden station Station Road Harpenden Hertfordshire AL5 4SP |
| Managed by | Thameslink |
| Ticket Office Hours | Monday to Friday 05:45 - 20:15 Saturday 06:15 - 19:15 Sunday 07:15 - 20:15 |
| Ticket on Departure available | Yes |
| From Ticket Machines | Yes |
| From ticket office | Yes |
| TrainTracker | Text: dep HPD to 84950 |