21st U.S. Massachusetts Regiment of Infantry #14819306

members (measured 31 Aug 2026, 17:47 UTC)

10 May 2022

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 We do not publish numbers we have not measured.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
11 Aug 2026, 19:50	1	first reading

Ownership

Owned by @GeorgiusIIIRex as measured.

Members we’ve seen

@GeorgiusIIIRex — Holder (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.

Marque of War#8318537 · 1 shared members

52,299

The Federal Republic#1020000 · 1 shared members

504

The Household Brigadeᅠ#10151758 · 1 shared members

The British Royal Armyᅠ#5834662 · 1 shared members

The Federal Government ‌#3920300 · 1 shared members

The United Kingdom of Great Britain and Irelandᅠᅠᅠ#5834099 · 1 shared members

The House of Hanoverᅠ#5834667 · 1 shared members

Bellum Europae et Americanum#11573993 · 1 shared members

The ‌Federal Navy#3663440 · 1 shared members

The First Brigadeᅠ#10574224 · 1 shared members

11th New York Regiment of Infantry#3920302 · 1 shared members

All Out Warᅠ#32031077 · 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.