In Harry Potter and the Half-Blood Prince, Harry Potter is 16 years old. The story takes place during his sixth year at Hogwarts School of Witchcraft and Wizardry. Harry’s birthday is on July 31, 1980, and the events of the book occur in the 1996-1997 school year.
Throughout the series, Harry’s age progresses as the story unfolds. In this particular book, he faces new challenges and discoveries, including the mystery of the Half-Blood Prince and the growing threat of Lord Voldemort. Being 16, Harry is at a crucial stage in his life, dealing with both the typical struggles of adolescence and the extraordinary responsibilities of being the ‘Chosen One.’