There are seven Narnia books in all:
The Lion, the Witch, and the Wardrobe
Prince Caspian
Voyage of the Dawn Treader
The Silver Chair
The Horse and His Boy
The Magician's Nephew
The Last Battle
(that is the order of publication, not the internal chronological order)
The Chronicles of Narnia series consists of a total of seven books with varying page lengths per book. In total, the series has approximately 1,767 pages in the original boxed set edition.
The series of books is called the Chronicles of Narnia.
Trackers Series has 224 pages.
Alamut series has 474 pages.
Mode series has 358 pages.
The Piratica Series has 360 pages.
Tomorrow - series - has 7 pages.
Abbey Series has 320 pages.
The Unicorn Series has 244 pages.
Narnia, in the book series The Chronicles of Narnia.
Mark of the Lion Series has 520 pages.
Transitions - novel series - has 346 pages.