[USAM] United States Marine Corps. #2596628

members (measured 10 Aug 2026, 21:58 UTC)

8 June 2015

created (per Roblox API)

10 August 2026

first measured by this register

Description

The United States Marine Corps (USMC) is a branch of the United States Armed Forces responsible for providing power projection from the sea, using the mobility of the U.S. Navy to rapidly deliver combined-arms task forces for air, land and sea-based operations while under its own command. The U.S. Marine Corps is the largest marine force in the world, the most decorated service branch of the U.S. armed forces, one of the four branches of the U.S. Department of Defense, and is one of the ##### ######### services of the United States. ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ Commander-in-Chief: None Secretary of Defense: None Chairman of the Joint Chief of Staff: FederalCross Commandant of the Marine Corps: None ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ Semper Fidelis: #########

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 We do not publish numbers we have not measured.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)	Members	Change
10 Aug 2026, 21:58	1	first reading

Ownership

Owned by @Simon_Hamilton as measured.

Members we’ve seen

@Simon_Hamilton — [Founder] (rank 255)

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

Related groups

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

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State of Firestone#2803360 · 1 shared members

160,303

United States of America .#1037653 · 1 shared members

5,769

CANADA#9752 · 1 shared members

601

[USACS] Criminal Side#2599955 · 1 shared members

The United States of America#2548518 · 1 shared members

[USAM] United States Military#2565274 · 1 shared members

[USADIA] Defense Intelligence Agency#2565296 · 1 shared members

[USAM] United States Navy#2585685 · 1 shared members

[-United Kingdom-]#1029236 · 1 shared members

[USACC] United States Cyber Command#2568581 · 1 shared members

[CAN] Canada#2554879 · 1 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.