[1MD/3MAW] 1st Marine Expeditionary Force #649321421

members (measured 13 Oct 2026, 06:52 UTC)

19 September 2026

created (per Roblox API)

2 October 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 We do not publish numbers we have not measured.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
13 Oct 2026, 06:51	13	first reading

Ownership

Owned by Space (@Jeffsayhi22) 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

EARTHWARMSALLYHeHe2 (@JumbledJunkdoodooboy) — [SC] Senior Command (rank 1)

@brndonjmes — [SC] Senior Command (rank 1)

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

Rank structure

[CMC] Commandant of the Marine Corps0

[MHC] Marine High Command1

━━ 1MEF | HEADQUARTERS ━━0

[CG] Commanding General1

[DCG] Deputy Commanding General1

━━ 1MEF | COMMAND ━━ 0

[CO] 1MD Commanding Officer1

[CO] 3MAW Commanding Officer1

━━ 1MEF | UNIT COMMAND ━━ 0

[CO] 7thMAR Commanding Officer1

[CO] FORECON Commanding Officer0

[CO] VMFA-314 Commanding Officer0

[CO] HMLA-369 Commanding Officer1

━━ 1MEF | STAFF RANKS ━━ 0

[W-1] Warrant Officer0

[E-9] Sergeant Major0

[E-9] Master Sergeant0

━━ 1MEF | ENLISTED RANKS ━━ 0

[E-8] First Sergeant0

[E-7] Gunnery Sergeant0

[E-6] Staff Sergeant0

[E-5] Sergeant0

[E-4] Corporal0

[E-3] Lance Corporal0

[E-2] School of Infantry0

[XO] HMLA-369 Executive Officer0

[XO] VMFA-314 Executive Officer0

[FORCEOVS] Force Overseer1

[XO] FORECON Executive Officer0

[XO] 7thMAR Executive Officer0

[XO] 3MAW Executive Officer1

Member13

[XO] 1MD Executive Officer1

[SC] Senior Command3

Guest0

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

Related groups

Groups whose measured members overlap with this one — a sample from our membership graph.

SecretVerse Studio#1074557114 · 2 shared members

139,572,837

United States Armed Forces [USA]#3054949 · 2 shared members

1,188,711

myMeeting#7189011 · 2 shared members

6,591

Officer Ascension Course#5677412 · 2 shared members

639

United States Space Force [USAF]#9981334 · 2 shared members

565

United States Marine Corps [USAF]#3979098 · 2 shared members

284

[USAF] Space Operations Command#13276769 · 2 shared members

107

Department of Defense (USAF)#9465991 · 2 shared members

[MCD] Marine Ceremonial Detachment#566423613 · 2 shared members

US Marine Corps Security Group [USAF]#15353107 · 2 shared members

[USAF] FORECON#436067897 · 2 shared members

[USAF] 1st Marine Division#13549388 · 2 shared members

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.