Where to find Magikarp in HeartGold & SoulSilver

• Blackthorn City — Good Rod, Old Rod, Super Rod, Surf
• Cerulean Cave — Good Rod, Old Rod
• Cerulean City — Good Rod, Old Rod, Super Rod
• Cherrygrove City — Good Rod, Old Rod, Surf
• Cianwood City — Good Rod, Old Rod
• Cinnabar Island — Good Rod, Old Rod
• Cliff Edge Gate — Old Rod
• Dark Cave — Good Rod, Old Rod, Super Rod, Surf
• Dragon's Den — Good Rod, Old Rod, Super Rod, Surf
• Ecruteak City — Good Rod, Old Rod, Super Rod
• Fuchsia City — Good Rod, Old Rod, Super Rod, Surf
• Ilex Forest — Good Rod, Old Rod, Super Rod
• Johto Safari Zone — Good Rod, Old Rod, Surf
• Lake of Rage — Good Rod, Old Rod, Super Rod, Surf
• Mt. Moon — Good Rod, Old Rod, Surf
• Mt. Mortar — Good Rod, Old Rod, Super Rod
• Mt. Silver — Good Rod, Old Rod, Super Rod
• Mt. Silver Cave — Good Rod
• New Bark Town — Good Rod, Old Rod
• Olivine City — Good Rod, Old Rod
• Pallet Town — Good Rod, Old Rod
• Route 10 — Good Rod, Old Rod, Super Rod
• Route 12 — Good Rod, Old Rod, Super Rod
• Route 13 — Good Rod, Old Rod, Super Rod
• Route 22 — Good Rod, Old Rod, Super Rod
• Route 24 — Good Rod, Old Rod, Super Rod
• Route 25 — Good Rod, Old Rod, Super Rod
• Route 26 — Good Rod, Old Rod
• Route 27 — Good Rod, Old Rod
• Route 28 — Good Rod, Old Rod, Super Rod
• Route 30 — Good Rod, Old Rod, Super Rod
• Route 31 — Good Rod, Old Rod, Super Rod
• Route 32 — Good Rod, Old Rod, Super Rod
• Route 34 — Good Rod, Old Rod
• Route 35 — Good Rod, Old Rod, Super Rod
• Route 4 — Good Rod, Old Rod, Super Rod
• Route 42 — Good Rod, Old Rod, Super Rod
• Route 43 — Good Rod, Old Rod, Super Rod, Surf
• Route 44 — Good Rod, Old Rod, Super Rod
• Route 45 — Good Rod, Old Rod, Super Rod, Surf
• Route 47 — Good Rod, Old Rod, Super Rod
• Route 6 — Good Rod, Old Rod, Super Rod
• Route 9 — Good Rod, Old Rod, Super Rod
• Ruins of Alph — Good Rod, Old Rod, Super Rod
• Sea Route 19 — Good Rod, Old Rod
• Sea Route 20 — Good Rod, Old Rod
• Sea Route 21 — Good Rod, Old Rod
• Sea Route 40 — Good Rod, Old Rod
• Sea Route 41 — Good Rod, Old Rod
• Seafoam Islands — Good Rod, Old Rod
• Slowpoke Well — Good Rod, Old Rod, Super Rod
• Tohjo Falls — Good Rod, Old Rod, Super Rod
• Union Cave — Good Rod, Old Rod, Super Rod
• Vermilion City — Good Rod, Old Rod, Super Rod
• Violet City — Good Rod, Old Rod, Super Rod
• Viridian City — Good Rod, Old Rod, Super Rod
• Whirl Islands — Good Rod, Old Rod

Magikarp in every game · Johto & Kanto interactive map

By game: Pokémon HeartGold map · Pokémon SoulSilver map