Iron Tail
Learned at Lv. 44
Sword Shield
Power: 100Accuracy: 75PP: 15Physical
Has a chance to lower the target’s Defense by one stage.
PokemonLore Pokédex
#304
POKÉDEX No. #304
Aron
Iron Armor Pokémon
This POKéMON has a body of steel. To make its body, ARON feeds on iron ore that it digs from mountains. Occasionally, it causes major trouble by eating bridges and rails.
Weak to
Fighting×4
Ground×4
Water
Height0.4 m
Weight60.0 kg
AbilitiesSturdy
Varieties1
Evolution Chain
Base Stats
Lv.100 Range- HP50210–304
- Attack70130–262
- Defense100184–328
- Sp. Atk4076–196
- Sp. Def4076–196
- Speed3058–174
Total330
/ 720
BST330
20 percentile (1025)-80 vs Gen 3 avg (410)
Stat Radar
This PokémonAverage
Weak toFightingGroundWater
Resists
Normal
FlyingRock
Bug
Psychic
Ice
Dragon
Fairy
Immune
Poison
Full Type Defense Chart ↓Species Identity
Core species facts, alternate varieties, and Pokédex placements at a glance.
Generation
Generation 3
Habitat
Mountain
Color
Gray
Shape
Quadruped
Gender Difference
No
Forms Switchable
No
Regional Pokédex Numbers
| National | #304 |
| Conquest Gallery | #149 |
| Crown Tundra | #191 |
| Hoenn | #70 |
| Kalos Mountain | #99 |
| Lumiose City | #199 |
| Updated Hoenn | #72 |
| Updated Unova | #166 |
Training Profile
Battle-ready training facts pulled from EV yield, growth curve, and wild held item data.
Base Experience
66
EV Yield
+1 Defense
Growth Curve
Slow
(5x³) / (4)Exp at Lv. 50
156,250
Exp at Lv. 100
1,250,000
Wild Held Items
Hard Stone
Max rarity: 5%Versions: Ruby, Sapphire, Emerald, Firered
Evolution Chain
Type Matchups
Understanding damage taken from different types is crucial for battles. Plan your team accordingly!
Weaknesses
Resistances
Tip: Build your team with Pokémon that cover each other's weaknesses!
Full Type Defense Chart
Damage multipliers from all 18 attacking types
Battle StrategyRock
Ice
Fairy
Flying
Bug
Fire
Offensive Coverage
Aron's Steel / Rock typing gives it 3 weaknesses but strong offensive coverage against rock, ice, fairy, flying, bug, fire types
Recommended NaturesBased on stat distribution
Adamant
+Attack−Sp. Atk
Brave
+Attack−Speed
In-Depth Analysis
Aron's 330 base stat total marks it as a balanced Pokémon with a flexible stat spread. Defense (100) carries most matchups, but a low Speed stat of 30 means careful positioning matters.
Its Steel, Rock typing leaves Aron with 3 weaknesses against 8 resistances and 1 full immunity. Watch out for Fighting, Ground moves in particular — they land for 4× damage. On offense, its STAB moves threaten 6 types for super-effective damage.
With a catch rate of 180, Aron is comparatively easy to catch in the wild. It levels on the Slow experience curve. Defeating it grants Defense +1 EVs, which is worth remembering when EV-training your own team.
Related Guides & News
Related Pokémon
Reference Data
Names in Other Languages
Sprite Gallery
Pokédex Data
Height
0.4 m
Weight
60.0 kg
TypeSteelRock
Abilities
Prevents being KOed from full HP, leaving 1 HP instead. Protects against the one-hit KO moves regardless of HP.
Protects against recoil damage.
Doubles the Pokémon's weight.
Breeding Information
Breeding Information
🥚
Egg Groups
Monster
⚧
Gender Ratio
♂
50%
♀
50%
🐣
Hatch Steps
8,925
Hatch Counter: 35
⚪
Capture Rate
180
Higher values mean easier to catch
❤️
Base Happiness
35
Initial friendship level
📈
Growth Rate
Slow
Experience points needed to level up
Move Name
Pokédex Entries
Frequently Asked Questions
What type is Aron?
Aron is a dual-type Steel, Rock Pokémon.
What are Aron's weaknesses?
Aron takes 4× damage from Fighting, Ground type moves and takes 2× damage from Water type moves. It is immune to Poison type moves.
How does Aron evolve?
Aron evolves into Lairon at level 32. Full evolution line: Aron → Lairon → Aggron.
What are Aron's base stats?
Aron has a base stat total of 330: HP 50, Attack 70, Defense 100, Sp. Atk 40, Sp. Def 40, Speed 30. Its highest stat is Defense (100).
