[U,S,M,C] United States Marine Corps #7827801

members (measured 31 Aug 2026, 15:16 UTC)

21 September 2020

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 We do not publish numbers we have not measured.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
16 Aug 2026, 21:52	4	first reading

Ownership

Owned by Arc (@londiquyen) as measured.

Members we’ve seen

Arc (@londiquyen) — [F] Founder (rank 255)

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

Rank structure

[F] Founder0

[CO] Co-Founder0

[LOD] Logistics Command2

[DT] Development Team0

[SOD] Secretary of Defence0

[VSOD] Under Secretary of Defence0

[CJCS] Chairman of the joints0

[VCJC] Vice Chairman of the Joints0

[CMC] Commandant of Marine0

[ACMC] Assistant Commandant of the Marine Corps0

[DMS] Director of the Marine Corps Staff0

[SMMC] Sergeant Major Of The Marine Corps0

[09] Lieutenant General0

[010] Inspector General of the Marine Corps0

[08] Major General0

[07] Brigadier General0

[06] Colonel0

[05] Lieutenant Colonel0

[04] Major0

[03] Captain0

[02] First Lieutenant0

[01] Second Lieutenant0

[CWO5] Chief Warrant Officer 50

[CWO4] Chief Warrant Officer 40

[CWO3] Chief Warrant Officer 30

[CWO2] Chief Warrant Officer 20

[W-1] Warrant Officer 10

[E9] Sergeant major0

[E9] Master Gunnery Sergeant0

[E8] First Sergeant0

[E8] Master Sergeant0

[E7] Gunnery Sergeant0

[E6] Staff Sergeant0

[E5] Sergeant0

[E4] Corporal0

[E3] Lance Corporal0

[E2] Private First Class0

[E1] Private0

Member4

[RT] Recruit Training1

Guest0

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

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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.