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House of Hogwarts

Slytherin

Where you'll make your real friends

Ambition with a long memory

Slytherin is the house of ambition, cunning, and self-determination. Founded by Salazar Slytherin and represented by the serpent, this is the house that knows what it wants — and the difference between strategy and ruthlessness.

What it means to be in Slytherin

Being a Slytherin means treating your own life as a project worth taking seriously. Slytherins set goals, build networks, and play long games. They're observant, strategic, and often deeply loyal to a small inner circle — even when they're cool to the outside world. The shadow side, the one the books don't let you forget: ambition without ethics is how you build a reputation no one wants. The Slytherins worth knowing are the ones who put their cunning in service of something bigger than themselves.

Founder
Salazar Slytherin
Animal
Serpent
Element
Water
Colors
Green and silver
Ghost
The Bloody Baron
Head of House
Professor Severus Snape (and later, Horace Slughorn)

The Slytherin Common Room

Slytherin's common room is set deep in the dungeons, beneath the Black Lake. The lighting is greenish and dim — windows give onto the dark water, where the giant squid sometimes drifts past. Stone walls, leather armchairs, and a faintly imperious atmosphere that makes everyone whisper a little.

Notable Slytherins

Things to know about Slytherin

Are you a true Slytherin?

Six questions, one ancient hat. Find out where you really belong.

Slytherin FAQ

What are the main traits of a Slytherin?+

Ambition, cunning, leadership, resourcefulness, and determination. Slytherins are strategic in a way most other houses don't fully appreciate.

Are all Slytherins evil?+

No — and the books are pretty clear about it. Andromeda Tonks, Regulus Black, Horace Slughorn, and Severus Snape all spent meaningful parts of their lives on the right side. Slytherin is about ambition, not ethics. Where you point that ambition is up to you.

Who is the head of Slytherin House?+

Professor Severus Snape during most of Harry Potter's time at school, with Horace Slughorn taking over later.

The other houses