What is the name of the Lake near Hogwarts?

We aren't told. Fandom has dubbed it the Black Lake because it is often described as black - but in fact that only happens at night, When it's described in daylight it's sometimes grey and sometimes dazzlingly bright, according to the weather. read more

Fandom has dubbed it the Black Lake because it is often described as black - but in fact that only happens at night, When it’s described in daylight it’s sometimes grey and sometimes dazzlingly bright, according to the weather. read more

The Great Lake (alternatively known as the Black Lake) is a large body of water, freshwater and landlocked, located to the south of Hogwarts Castle. It is about half a mile in diameter and the castle's plumbing network drains into it. read more

Writing by J.K. Rowling about The Great Lake. The grounds of Hogwarts function partly as a nature reserve for magical creatures which have difficulty existing in Muggle-inhabited areas. read more