[I&IR] Illinois & Iowa Railroad #4446861

members (measured 11 Aug 2026, 20:43 UTC)

27 September 2018

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 We do not publish numbers we have not measured.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, 17:42	2	first reading

Ownership

Owned by @mistertoy as measured.

Members we’ve seen

@mistertoy — Owner (rank 255)

@MLWMax — Railfan (rank 1)

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.

Pinewood Builders#159511 · 2 shared members

2,818,806

Badorkbee#3375285 · 2 shared members

488,374

Illinois Railway Museum#3915601 · 2 shared members

823

Pennsylvania Central Transportation Co.#5660064 · 2 shared members

575

Roblox Transportation Historical Society#11359112 · 2 shared members

168

Walkersville Southern Railroad & Museum#7961313 · 2 shared members

146

Tennessee Valley Railroad Museum (TVRM)#14127931 · 2 shared members

131

ROBLOX Railway Association#2522545 · 2 shared members

The RTHS Trust#1016339 · 2 shared members

[INRD] Indiana Rail Road#4783671 · 2 shared members

LSPLASH#3049798 · 1 shared members

23,808,805

Car Crushers Community#2726951 · 1 shared members

8,613,013

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.