houndour eveolves at level 29 or 24 /30 if your lucky into a powerful pokemon
Houndour evolves at level 24 into Houndoom.
Houndour evolves at Level 24.
Houndour evolves at level 24
Houndour evolves at level 24 into Houndoom.
lv 16
Houndour evolves into Houndoom at level 24.
Houndour will learn flamethrower at level 48
pidgey evolves at lv18
Houndour evolves into Houndoom at level 24.
Level the houndour to level 27 without evolving it.
level 20 mine evolved at lvl 18
Dragonair evolves into Dragonite at Level 55. :)