Many, including Hogwarts a History, Quidditch Through the Ages, Fantastic Beasts and where to Find Them, The Monster Book, (an anecdote Rubeus Hagrid used to support his poor teaching,) etc. In the first Harry Potter book, Hermione kept asking Harry and Ron, ''Are you two ever going to read Hogwarts a History?'' *Snort, laugh.*
Hogwarts Castle is located in Scotland, near the village of Hogsmeade, in the Harry Potter books.
There was a Hogwarts dance, called the Yule Ball, in book 4 (The Goblet of Fire), on Christmas in the books.
Why don't you read the books, but no.
That is not a despiction of any Hogwarts portait in the books, movies or video games.
Hogwarts' sorting hat
Yes. Hogwarts doesnt really exist.
Flourish and Blotts book store in Diagon Alley.
No, there was always supposed to be seven. Seven years at Hogwarts, seven books.
Dumbledore of course. Almost everyone of note in the books was a graduate of Hogwarts at some point in time, including all the Ministers of Magic.
The books contained many continuity errors when it came to the locations of things inside Hogwarts. The Harry Potter Lexicon and the Harry Potter Wikia are the best places to find the most information but there is no one floor plan to Hogwarts.
No. Most of the books mentioned in Harry Potter are fictional, and have never been written. The three exceptions are:* Fantastic Beasts and where to find them * Quidditch Through the Ages * The Tales of Beadle the Bard These three books, mentioned in the Harry Potter books, were actually published.
Because she was writing about Harry Potter's time in Hogwarts and they only went to school at Hogwarts for 7 years and she wrote 7 books. There wouldn't be much point in writing any more books