The Islands play an absolutely vital role, offering players a unique experience of exploration and challenges. On most islands, it's possible to find a Shipwright at docks, who sells boats. There are a total of 30 islands in the game.
SEA 1 (19 islands)
- Starter Island (level 1-40)
- Clown Island (level 40-90)
- Shark Park (level 90-160)
- Desert Ruins (level 160-250)
- Sea Restaurant (level 250-350)
- Logue Town (level 350-450)
- Tall Woods (level 450-600)
- Marine Base Town (level 600-700)
- Three-Islands (level 700-800)
- Marine HQ (level 800-950)
- Sky Islands (level 950-1150)
- Revolutionary Base (level 1150-1300)
- Impel Jail (level 1300-1450)
- Cold/Hot Island (level 1450-1600)
- Fishman Island (level 1600-1750)
- Skull Island (level 1750-1900)
- Bubble island (level 1900-2050)
- Thriller Boat (level 2050-2200 level)
- Stone Pillars for Seabeast and Road Poneglyph
SEA 2 (11 islands)
- Flower Capital (level 2200 - level 2400)
- Udon Prison (level 2400 - level 2550)
- Snowy Graveyard (level 2550 - level 2700)
- Desert City (level 2700 - level 2850)
- Dragon Island (level 2850 - level 3000)
- Shadow Island (level 3000-3150)
- Peanut Island (level 3150-3300)
- Dough Island (level 3300-3450)
- Cake Island (level 3450-3600)
- Winter Island (level 3600-3750)
- Foggy Castle (level 3750-3900)
- Venom Island (level 3900 - 4050)