USΜC | Headquarters, U.S Marine Corps #653187241

members (measured 2 Oct 2026, 16:17 UTC)

30 August 2026

created (per Roblox API)

4 September 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 We do not publish numbers we have not measured.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
4 Sept 2026, 05:10	9	first reading

Ownership

Owned by Fi_delity (@Dogeonthelaw) 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

Fi_delity (@Dogeonthelaw) — [CMC] Commandant of the Marine Corps (rank 45)

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

Rank structure

[SECWAR] Secretary of War0

[MSC] Marine Systems Command1

[DSECWAR] Deputy Secretary of War0

[SECNAV] Secretary of the Navy0

[USECNAV] Under Secretary of the Navy0

[CJCS] Chairman of the Joint Chiefs of Staff0

[VCJCS] Vice Chairman of the Joint Chiefs of Staff0

[SEAC] Senior Enlisted Advisor to the Chairman0

[CMC] Commandant of the Marine Corps1

[ACMC] Assistant Commandant of the Marine Corps1

[SMMC] Sergeant Major of the Marine Corps1

[DMCS] Director of the Marine Corps Staff0

[DDMCS] Deputy Director of the Marine Corps1

[IGMC] Inspector General of the Marine Corps1

[DIGMC] Deputy Inspector General of the Marine Corps1

[SJA] Staff Judge Advocate to the Commandant0

[ADC] Aide de Camp to the Commandant1

[AP] Awaiting Placement9

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.