A.N.  ~  This preference won't affect any of the other ones. I don't really like house preferences some times, but I couldn't help myself. These preferences are based on my OCs.

HARRY:  Gryffindor

RON:  Gryffindor

DRACO: Gryffindor

NEVILLE: Hufflepuff  

FRED:  Ravenclaw

GEORGE:  Ravenclaw

OLIVER:  Gryffindor 

SEAMUS: Hufflepuff

DEAN: Slytherin