Not much is known about Hermione's life before she entered the wizarding world. She was the only child of Muggle parents, Mr. and Mrs. Granger, both dentists in London. Mr. and Mrs. Granger were seen as "quite ordinary" and although they were "a bit bemused" bởi the oddities displayed bởi their daughter, they were known to be proud of her.
In the summer of 1991, Hermione was surprised to learn that she was a witch and was invited to attend Hogwarts School of Witchcraft and Wizardry. She eagerly accepted and took to studying magic even before she began her first năm at Hogwarts in the September of 1991 -- learning all the set spell sách bởi tim, trái tim and even managing to perform "a few spells" successfully. In addition to the texts set bởi the school, Hermione brought with her several other sách for reference and to further her understanding of the wizarding world.