Hogwarts Houses: The Raven Cycle

Blue: Ravenclaw
Gansey: Ravenclaw
Ronan: Slytherin
Adam: Ravenclaw (Hatstall: Gryffindor or Ravenclaw)
Noah: Hufflepuff
Maura: Gryffindor
Persephone: Ravenclaw
Calla: Slytherin
Mr. Gray: Slytherin