The United States Marine Corps, 1960's #7672875

members (measured 19 Aug 2026, 00:57 UTC)

5 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 We do not publish numbers we have not measured.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
12 Aug 2026, 20:13	23	first reading

Ownership

Owned by @SanchezGiacalone as measured.

Members we’ve seen

@SanchezGiacalone — President (rank 255) terminated

@berayb2014 — [E2] Private First Class (rank 232)

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

Rank structure

President0

[CJCS] Chairman of the Joint Chiefs of Staff0

[CMC] Commandant of the Marine Corps0

[ACMC] Assistant Commandant of the Marine Corps0

[O9] Lieutenant General0

[O8] Major General0

[O7] Brigadier General0

[O6] Colonel0

[O5] Lieutenant Colonel0

[O4] Major0

[O3] Captain0

[O2] First Lieutenant0

[O1] Second Lieutenant0

[SMMC] Sergeant Major of the Marine Corps0

[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

Member23

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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United States Marines 1940s'#4594620 · 1 shared members

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The Federation of Prussia#1179398 · 1 shared members

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United States Veterans Administration 1940s#5637784 · 1 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.