Terry Boot: "How come you're not in Ravenclaw? With brains like yours?"
Hermione: "Well, the Sorting Hat did seriously consider putting me in Ravenclaw during my Sorting, but it decided on Gryffindor in the end."

Hermione enjoyed her years as a pupil at Hogwarts, and took assignments, classes, and school rules very seriously. Her favourite subject was initially Charms, and later Arithmancy, and the only areas of study that gave her trouble were Flying and Divination. Some students, such as Terry Boot, wondered why Hermione was sorted into Gryffindor house rather than Ravenclaw, diberikan her keen mind. Hermione admitted that the Sorting Hat did consider putting her in Ravenclaw. Being sorted into Gryffindor, Hermione would share a dormitory with Lavender Brown, Parvati Patil, Fay Dunbar and another girl.

But she proved her rightful place in Gryffindor with her steadfast bravery and loyalty to her friends, Hogwarts, and Dumbledore's Army. It is likely that the Sorting Hat put her in Gryffindor in the first place, because she chose to be in it, just like Harry chose to not be in Slytherin; on the train, she mentions that, "Gryffindor...sounds oleh far the best."


"Are anda sure that's a real spell? Well, it's not very good is it? I've tried a few simple spells myself and they've all worked for me."
—Hermione upon first meeting Harry Potter and Ron Weasley

Hermione was a couple of weeks away from turning twelve when she boarded the Hogwarts Express in 1991, where she met Harry Potter and Ron Weasley while helping Neville Longbottom find his pet toad, Trevor. Hermione demonstrated a knowledge and talent with magic beyond most of those her age, despite having only recently discovered that she was a Muggle-born witch. She wished to be a Gryffindor atau a Ravenclaw, and her wish was granted considering she did get sorted into Gryffindor. She soon proved to be the best in all her classes, eager to please the professors and to help others learn, albeit in a bossy way that made it difficult for her to make friends.

"I'm going to tempat tidur before either of anda come up with another idea to get us killed, atau worse; expelled."
—Hermione to Harry and Ron

Hermione attached herself to Harry and Ron, following them around and trying to prevent them from breaking school rules and getting into trouble. On one night, she followed them as they were leaving Gryffindor Tower to duel Draco Malfoy. They were chased oleh Argus Filch, akting on a tipoff oleh Malfoy, into the third floor corridor — forbidden to students — where they came face-to-face with Fluffy, a three-headed dog belonging to Hagrid. Later on, she argued that her spying was to their benefit when she pointed out the dog had been standing on a trap door, which Harry and Ron had not noticed.

The friendship between the three was solidified when, on halloween in 1991, the three were forced to confront a mountain troll. Unaware that a troll was on the loose in the school, Hermione had spent that hari crying in the girls' bathroom after overhearing Ron making unkind komentar about her. The troll made its way into the bathroom she was in, and Harry and Ron came to her rescue, saving her. When Professors Minerva McGonagall, Severus Snape, and Quirinus Quirrell arrived at the scene, Hermione covered for the boys, claiming she was fighting the troll because she had thought that she could fight one, having read a great deal about them, and that Ron and Harry had merely come to help her escape. From that point on, the three students were best friends.

"From that moment on, Hermione Granger became their friend. There are some things anda can’t share without ending up liking each other, and knocking out a twelve-foot mountain troll is one of them."
—Description of how Hermione became friends with Harry and Ron.

The incident with the troll was oleh no means her only adventure in that first year. During the first Quidditch match, Hermione set Professor Snape's robes on api when she thought he was jinxing Harry. In the spring of 1992, Hagrid, a friend of Hermione's through Harry, managed to procure a dragon egg. Hermione along with Ron and Harry helped Hagrid care for the beast which Hagrid named Norbert. When the dragon was discovered, Hermione and Harry helped smuggle it out of the school to some friends of Ron's elder brother, Charlie Weasley. During the night, they were found, and diberikan detentions.

Fearing that Lord Voldemort would return if the Philosopher's Stone, which Harry, Ron, and Hermione had divined was hidden in the school, was stolen, Harry decided to steal the Stone first. When he told Hermione that he could go on alone, she rebuffed him. After the trio passed Fluffy, it was Hermione who freed Ron from a patch of Devil's Snare he had dropped into oleh conjuring Lumos Solem. She later got herself and Harry through a challenge involving a Potion Riddle. Hermione used her logic to figure out the riddle and let Harry go meneruskan, ke depan without her, as there was only enough potion for one person. Later, at the Farewell Feast in the Great Hall, Hermione, Harry, Ron, and Neville were all awarded extra House Points for bravery and heroism, which won Gryffindor the House Cup.