The Deathly Hallows is the final Harry Potter book in the series (though it was split into two movies). Harry, Ron, and Hermione are now considered adults at the age of 17.

This Harry Potter-Inspired Residence Hall Is the Coolest Thing We've Ever Seen. By Aimee Simeon. Updated on April 1, 2016 at 12:00 PM. Imgur user Time93 Imgur user Time93.