The Graveyard Book by Neil Gaiman (2008) HarperCollins

A toddler wanders away from his house through a door opened by a murderer and into a graveyard where the murderer cannot find him.  He is raised by the ghosts and protected by a vampire and a werewolf who are members of the Honor Guard of God.  David Copperfield in a weird universe.  Winner of the 2009 Newbery Award.