〈 USM 〉 United States Marines 1940s #15144791
25
members (measured 11 Aug 2026, 10:55 UTC)
20 June 2022
created (per Roblox API)
10 August 2026
first measured by this register
Membership history
Growth
| Measured (UTC) | Members | Change |
|---|---|---|
| 11 Aug 2026, 10:55 | 25 | -1 |
| 10 Aug 2026, 20:31 | 26 | first reading |
Ownership
Owned by USM (@USM40s_GROUPS) as measured.
Members we’ve seen
USM (@USM40s_GROUPS) — Holder (rank 255)
rated (@ratedreturns) — Commander-In-Chief (rank 254)
A sample — only members this register has independently measured, highest rank first. Not the full roster.
Rank structure
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.
US Military 1940's ᅠ#14238839 · 2 shared members
921〈 USM 〉 United States Army 1940s#15143549 · 2 shared members
44〈 USM 〉 Quartermaster Corps 1940s#15647338 · 2 shared members
34〈 USM 〉 Third Army 1940s#15286683 · 2 shared members
25〈 USM 〉 2nd Armored Division 1940s#15643507 · 2 shared members
12〈 USM 〉 5th Marine Amphibious Corps 1940s#15286679 · 2 shared members
11〈 USM 〉 Military Police 1940s#15570278 · 2 shared members
9〈 USM 〉 101st Airborne 1940s#15286684 · 2 shared members
7〈 USM 〉 3rd Marine Aircraft Wing 1940s#15667896 · 2 shared members
6〈 USM 〉 1st Marine Division 1940s#15697871 · 2 shared members
4〈 USM 〉 Army Recruiting Command 1940s#15570283 · 2 shared members
3〈 USM 〉 Officer Candidate School 1940s#15286687 · 2 shared members
3Open 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.