Harry Potter · Location

Black Lake

Also known as Black Lake Shore

lake
natural

Deep dark lake on Hogwarts grounds with misty surface, pebble beach shore, and small boats. Inhabited by giant squid and merpeople. Used for first-year boat arrival across glassy waters.

Type: lake
Style: natural
First appears: Book 1 · Ch. 5
Books: 3

The Black Lake is the vast, deep body of water on the Hogwarts grounds, first encountered as the misty, glassy crossing by which first-years arrive at the castle in small boats. Home to the giant squid, merpeople, and grindylows, it serves as a backdrop to school life before taking center stage in later years. In Prisoner of Azkaban its shore becomes the site of a desperate Dementor attack, repelled by a time-travelling Harry's stag Patronus, and in Goblet of Fire its depths host the Triwizard Tournament's perilous Second Task, revealing the hidden merpeople village beneath its surface.

History

BOOK 1Harry Potter and the Sorcerer's Stone
Deep dark lake on Hogwarts grounds with misty surface, pebble beach shore, and small boats. Inhabited by giant squid and merpeople. Used for first-year boat arrival across glassy waters.
BOOK 3Harry Potter and the Prisoner of Azkaban
BOOK 4Harry Potter and the Goblet of Fire