* It's a very small, local, or private school: Many schools aren't well-known outside their immediate area.
* The name is slightly misspelled: A slight difference in spelling could make it difficult to find online.
* It's a fictional school: The name might be from a book, movie, or game.
If you can provide more context (e.g., location, type of school, any other details), I might be able to help you find it.