how many narnia books are there

There are 7 books in The Chronicles of Narnia series by C.S. Lewis.
Here they are in original publication order:
- The Lion, the Witch and the Wardrobe (1950)
- Prince Caspian (1951)
- The Voyage of the Dawn Treader (1952)
- The Silver Chair (1953)
- The Horse and His Boy (1954)
- The Magicianâs Nephew (1955)
- The Last Battle (1956)
Some modern editions number them in âchronologicalâ inâworld order instead, but it is always these same seven books.