•United State Marine Corps• #13633042

members (measured 3 Nov 2026, 04:01 UTC)

6 January 2022

created (per Roblox API)

10 August 2026

first measured 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 We do not publish numbers we have not measured.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
25 Aug 2026, 17:31	1	first reading

Daily: the last measured count of each UTC day. Days with no new reading have no point. The full per-reading record is in the CSV and JSON downloads below.

Ownership

Owned by @HLMGROUP171 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

@HLMGROUP171 — [CMC] Commandant of the Marine Corps (rank 255)

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

Rank structure

[CMC] Commandant of the Marine Corps1

[ACMC] Assistant Commandant of the Marine Corps0

[DMCS] Director of the Marine Corps0

[MIG] Marine Inspector General0

[DT] Development Team0

[O10] General0

[O9] Lieutenant General0

[O8] Major General0

[O7] Brigadier General0

[O6] Colonel0

[O5] Lieutenant Colonel0

[O4] Major0

[O3] Captain0

[O2] First Lieutenant0

[O1] Second Lieutenant0

[W5] Chief Warrant Officer 50

[W4] Chief Warrant Officer 40

[W3] Chief Warrant Officer 30

[W2] Chief Warrant Officer 20

[W1] Warrant Officer 10

[E9C] Sergeant Major of the Marines0

[E9B] Sergeant Major0

[E9A] Master Gunnery Sergeant0

[E8B] First Sergeant0

[E8A] Master Sergeant0

[E7] Gunnery Sergeant0

[E6] Staff Sergeant0

[E5] Sergeant0

[E4] Corporal0

[E3] Lance Corporal0

[E2] Private First Class0

[E1] Private0

Member1

[REC] Recruit0

Guest0

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

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.