There are thirteen playable tracks in Hydro Thunder. As with boats, each successive group of tracks, with increasing difficulty, is unlocked by racing the previous tracks and achieving a certain position at the finish line. For now, tracks are listed in a simple table below:
| Track | Difficulty | Notes |
|---|---|---|
| Thunder Park | Easy | |
| Lost Island | Easy | |
| Arctic Circle | Easy | |
| Greek Isles | Medium | |
| Lake Powell | Medium | |
| The Far East | Medium | |
| Ship Graveyard | Hard | |
| Venice Canals | Hard | |
| N.Y. Disaster | Hard | |
| Nile Adventure | Bonus | |
| Hydro Speedway | Bonus | |
| Catacomb | Bonus | |
| Castle Von Dandy | Bonus | This track did not make it into the public arcade release of Hydro Thunder. However, the track was made available in Special Edition cabinets given to the employees who worked on Hydro Thunder. |