HΜ Prisοn Service #4593594

members (measured 26 Sept 2026, 10:10 UTC)

19 December 2018

created (per Roblox API)

10 August 2026

first measured by this register

OtherENUK PrisonsGovernment AgenciesRoleplay

Description

His Majesty's Prison Service operates prisons throughout the United Kingdom to house prisoners from all categories.

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 We do not publish numbers we have not measured.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)	Members	Change
11 Aug 2026, 14:49	38	first reading

Ownership

Owned by @HMPSHolder 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

@HMPSHolder — Group Holder (rank 255)

Oli (@mesmeriised) — Governor (rank 40)

Owen (@oj_xyz) — Prison Officer (rank 20)

Elijahhhh (@polar9008) — Prison Officer (rank 20)

monster (@iiMonsterGhostii) — Prison Officer (rank 20)

zs1g (@zq356) — Prison Officer (rank 20)

Zilc (@Zilcgraph37) — Prison Officer (rank 20)

jake (@jaketqz) — Prison Officer (rank 20)

Jack (@jjn47333) — Prison Officer (rank 20)

Wraith (@WraithDracos) — POELT (rank 10)

torii (@2kooI) — Healthcare (rank 2)

Liam (@Liam_Shepherd) — Healthcare (rank 2)

spodermanJWoods (@demonicsimon1234) — Healthcare (rank 2)

@cruiser — Awaiting Assignment (rank 1)

terror (@angloterror) — Awaiting Assignment (rank 1)

purple (@MrPurpleSlime123) — Awaiting Assignment (rank 1)

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

Rank structure

Group Holder1

Director General Operations1

Governor1

Deputy Governor0

Head of Function1

Site Management0

Custodial Manager2

Hub Manager0

Supervising Officer0

Prison Officer19

Operational Support Grade2

POELT2

Healthcare6

Member38

Awaiting Assignment3

Guest0

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

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

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Cambridgeshire Constabulary™#3063035 · 5 shared members

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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.