United States Marine Corps ! #7764621

members (measured 28 Aug 2026, 07:13 UTC)

14 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 We do not publish numbers we have not measured.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, 10:34	25	first reading

Ownership

Owned by Erro (@HelloMyNameIsErro) as measured.

Members we’ve seen

Erro (@HelloMyNameIsErro) — [H-5] Commander of The Marine Corps (rank 255)

Modern (@ModernizedDev) — [E-1] Private (rank 1)

Bismarck (@Chara_VonDreemurr) — [E-1] Private (rank 1)

TheMed (@TheMedMD) — [E-1] Private (rank 1)

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

Rank structure

[H-5] Commander of The Marine Corps0

[H-4] Chief of Defense0

[H-3] Vice Chief of Defense0

[H-2] General0

[H-1] Lieutenant General0

[O-9] Major General0

[O-8] Brigadier General0

[O-7] Colonel0

[O-6] Lieutenant Colonel0

[O-5] Major0

[O-4] Captain0

[O-3] First Lieutenant0

[O-2] Second Lieutenant0

[O-1] Sergeant Major0

[E-9] First Sergeant0

[E-7] Gunnery Sergeant0

[E-8] Master Sergeant0

[E-6] Staff Sergeant0

[E-5] Sergeant0

[E-4] Corporal0

[E-3] Lance Corporal0

[E-2] Private First Class0

Member25

[E-1] Private0

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.