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31st Marine Expedіtіonary Unit

31st Marine Expedіtіonary Unit #8516216

6
members (measured 13 Aug 2026, 02:35 UTC)
4 December 2020
created (per Roblox API)
10 August 2026
first measured by this register

Description

𝟑𝟏𝐬𝐭 𝐌𝐚𝐫𝐢𝐧𝐞 𝐄𝐱𝐩𝐞𝐝𝐢𝐭𝐢𝐨𝐧𝐚𝐫𝐲 𝐔𝐧𝐢𝐭 "𝙍𝙚𝙖𝙙𝙮, 𝙋𝙖𝙧𝙩𝙣𝙚𝙧𝙚𝙙, 𝙇𝙚𝙩𝙝𝙖𝙡" The 31st Marine Expeditionary Unit is one of seven Marine Expeditionary Units in existence in the United States Marine Corps. The Marine Expeditionary Unit is a Marine Air Ground Task Force with a strength of about 2,200 Marines and sailors.

Written by the group; not a statement 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 We do not publish numbers we have not measured.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)MembersChange
12 Aug 2026, 02:226first reading

Ownership

Owned by @USMCMarineCorpsUSMC as measured.

Members we’ve seen

@USMCMarineCorpsUSMCSecretary of Defense (rank 255)

@CoralGamerYT3rd Battalion, 4th Marines (rank 5) 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 Staff0
Department of the Navy0
Headquarters, Marine Corps0
Headquarters, MARFORPAC0
Headquarters, III MEF0
Commanding Officer0
Executive Officer0
Sergeant Major0
Battalion Commanding Officer0
Battalion Executive Officer0
Battalion Sergeant Major0
Company Staff0
Platoon Staff0
Combat Instructor0
Maritime Raid Force1
Medium Tiltrotor Squadron 2620
3rd Battalion, 4th Marines3
Member6
Awaiting Placement1
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.

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.