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Hogwarts academy of witchcraft & wizardry #589409

3
members (measured 12 Oct 2026, 13:11 UTC)
14 May 2012
created (per Roblox API)
10 August 2026
first measured by this register

Game fan groupsENHarry PotterRoleplayFandom

Description

Headmaster:N/A Owner: Babytretre Head Of Gryffindor: N/A Head Of Hufflepuff: N/A Head Of Ravenclaw: N/A Head Of Slytherin: N/A Subjects: Alchemy: N/A Ancient Runes: N/A ########### N/A Astronomy: N/A ##### N/A Charms: N/A DADA: N/A Divination: N/A Flying: N/A Ghoul Studies: N/A ########## N/A History of Magic: N/A Muggle Studies: N/A Potions: Officially_Burn Transfiguration: N/A House Points Gryffindor: N/A Hufflepuff: N/A Ravenclaw: N/A Slytherin: N/A Extra: Librarian: N/A Caretaker: N/A Grounds Keeper: N/A Prefects: N/A Gryffindor: N/A Hufflepuff: N/A Ravenclaw: N/A Slytherin: N/A Quidditch Captains: Gryffindor: N/A Hufflepuff: N/A Ravenclaw: N/A Slytherin: N/A

Written by the group; not a statement by this register.

Membership history

Growth

Growth history is still building. We hold one measurement for this entry. A trend needs at least two, taken days apart — so this will fill in on its own rather than being estimated. We do not publish numbers we have not measured.

Measurement log — every members count we have recorded
Measured (UTC)MembersChange
15 Aug 2026, 03:553first reading

Ownership

Owned by user #269319369 as measured.

Groups seen changing owner — the largest ever handed over and the most recent — are on the ownership transfers board.

Members we’ve seen

M4rzch (@dengthkid) — Sorting hat (rank 1)

@ma958910 — Sorting hat (rank 1)

A sample — only members this register has independently measured, highest rank first. Not the full roster.

Rank structure

Head Of House0
HeadMaster0
Professor0
Head Boy And Girl0
Student (Seventh Year)0
Student (Sixth Year)0
Student (Fifth Year)0
Student (Third Year)0
Student (Second Year)0
Student (First Year)0
Member3
Sorting hat0
Guest0

Roles and per-rank member counts as Roblox reports them (rank 0 = guest … 255 = owner).

Related groups

Groups whose measured members overlap with this one — a sample from our membership graph.

Open data

Download this group’s measured record — free to reuse with attribution: membership history (CSV) · full record (JSON)

Each file carries its licence and retrieval time inside it, and is generated from the same measurements shown above.