What are the ages for each year at Hogwarts?

1st year at Hogwarts - ages 11 to 12 2nd year at Hogwarts - ages 12 to 13 3rd year at Hogwarts - ages 13 to 14 4th year at Hogwarts

• ages 14 to 15 5th year at Hogwarts - ages 15 to 16 6th year at

Hogwarts - ages 16 to 17 7th year at Hogwarts - ages 17 to 18