Love to stay up all night with the Final Survivor? These are for you.
Madeleine Roux was one of the first rock stars of YA horror. Anything she has written is pretty creepy.
Perhaps more action than horror, but Dread Nation is an alternate history in which the Civil War dead rise as zombies.
This is an old one and therefore hard to find, but it is somehow both firmly horror and hysterically funny.
Ohio author Mindy McGinnis has a special talent for all things gross and stressful. Also check out her Poe rewrites; the first one is titled The Initial Insult.
This is one of Melissa's all-time favorite YA Horror novels. If you like Jordan Peele's movies with their mix of creepy atmosphere and social commentary, you're going to love anything by Tiffany D. Jackson.