Aron locations — where to catch

In Lumiose City (Legends: Z-A)

• Wild Zone 14 — Walk

In Sinnoh (Diamond, Pearl & Platinum)

• Fuego Ironworks — Walk

In Johto & Kanto (HeartGold & SoulSilver)

• Johto Safari Zone — Walk

In Hoenn (Ruby, Sapphire & Emerald)

• Granite Cave — Walk
• Victory Road — Walk

Other games (7)

• Brilliant Diamond / Shining Pearl (Gen 8): Fuego Ironworks
• Sword / Shield — The Isle of Armor (Gen 8): Ballimere Lake, Frigid Sea, Giant's Bed, Lakeside Cave, Slippery Slope, Snowslide Slope
• Omega Ruby / Alpha Sapphire (Gen 6): Granite Cave, Hoenn Victory Road
• X / Y (Gen 6): Terminus Cave
• Black 2 / White 2 (Gen 5): Guidance Chamber, Mistralton Cave
• Black / White (Gen 5): White Forest
• XD (Gen 3): Pokespot

Aron — full Pokédex entry