• 26 MERIT Library
• 14 College Library
• 10 Cooperative Children's Book Center (CCBC)
• 8 Memorial Library
• 2 Information School Library

• 101 Books
• 14 Sound Recordings

• 7 Compact Discs

• 65 Magic
• 58 Wizards
• 52 Hogwarts School of Witchcraft and Wizardry (Imaginary organization)
• 46 Potter, Harry (Fictitious character)
• 26 Boarding schools
• 26 Weasley, Ron (Fictitious character)
• 25 Granger, Hermione (Fictitious character)
• 11 Witches
• 9 Friendship
• 9 Hogwarts School of Witchcraft and Wizardry (Imaginary place)
• 9 Social life and customs
• 7 Paranormal fiction
• 6 Good and evil
• 6 Orphans
• 5 Coming of age
• 5 Conduct of life
• 5 Penny dreadfuls
• 5 Single-parent families
• 4 Family life
• 4 Spanish language materials
• 4 Supernatural
• 3 Breast
• 3 Cancer
• 3 Christian life

• 45 Rowling, J. K
• 21 Rowling, J. K.
• 17 GrandPré, Mary
• 13 Dale, Jim
• 7 Bray, Libba
• 7 J. K., Rowling
• 7 hoopla digital
• 4 Fritz, Klaus
• 3 Burnett, Frances Hodgson, 1849-1924
• 3 Dowd, Siobhan
• 3 Jones, Diana Wynne
• 3 Martín Azofra, Nieves
• 3 May, E. J. (Edith J.)
• 3 Muñoz García, Adolfo
• 3 Ness, Patrick, 1971-
• 2 Brett, Edwin J. (Edwin John), 1828-1895
• 2 Hughes, Thomas, 1822-1896
• 2 Johnson, Maureen, 1973-
• 2 Kay, Jim (Illustrator)
• 2 Matsuoka, Yūko
• 2 Selznick, Brian
• 2 Sharratt, Nick
• 2 Wilson, Jacqueline
• 1 Astrologo, Marina
• 1 Balen, Katya

• 82 English
• 10 Spanish
• 7 German
• 2 French
• 2 Japanese
• 2 Russian
• 1 Chinese
• 1 Italian
• 1 Tibetan

• 8 Angleterre
• 7 London (England)
• 6 London
• 4 Inglaterra
• 2 Great Britain
• 1 Hayling Island
• 1 Hayling Island (England)
• 1 Manchester
• 1 Manchester (England)
• 1 Salisbury
• 1 Salisbury (England)
• 1 Zimbabwe

Limit year range