[USMC] Headquarters, Marine Corps [-][-] #13060798

members (measured 22 Sept 2026, 03:05 UTC)

27 November 2021

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 We do not publish numbers we have not measured.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, 14:32	6	first reading

Ownership

Owned by Frank Wayne (@ImpulsivxEzio) 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

Frank Wayne (@ImpulsivxEzio) — Secretary of Defense (rank 255) terminated

HaubitzenHistorian (@OneHistorian) — Secretary to the Commandant (rank 123) terminated

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

Rank structure

Secretary of Defense1

Joint Chiefs of Staff1

Commandment of the Marine Corps0

Assistant Commandment of the Marine Corps0

Sergeant Major of the Marine Corps0

Director of Marine Corps Staff2

Inspector General of the Marine Corps0

Staff Judge Advocate to the Commandant1

Secretary to the Commandant1

Member6

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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Stateview Correctional Facility. ∞#5025380 · 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.