[CFD] Special Operations #6046858

13

members (measured 30 Sept 2026, 17:57 UTC)

20 April 2020

created (per Roblox API)

10 August 2026

first measured by this register

RoleplayENroleplayemergency_serviceschicago_fire_department

Description

★★ Chicago Fire Department ★★ Group Created: 22 April 2020 ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ Description: The Special Operations Division is commanded by an Assistant Deputy Commissioner (2-1-9) and is divided into several subsections, including Hazardous Materials (Haz-Mat.) and Air-Sea Rescue. The Haz-Mat. subdivision is commanded by a Deputy District Chief (5-1-0). ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ The Chicago Fire Department is led by the Fire Commissioner. ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ Main Group: https://www.roblox.com/groups/966081/The-Chicago-Fire-Department-CFD

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 We do not publish numbers we have not measured.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
12 Aug 2026, 05:06	13	first reading

Ownership

Owned by Chicago_HoldGroup (@Aaron_Casey) as measured.

Groups seen changing owner — the largest ever handed over and the most recent — are on the ownership transfers board.

Members we’ve seen

Chicago_HoldGroup (@Aaron_Casey) — [C] Group Holder (rank 255)

AaronCasey (@iAaronCasey) — [HC] Fire Commissioner (rank 254)

Kim207 (@RoyalThaiNavy2) — [HC] Deputy Fire Commissioner (rank 252)

Frosty (@Mr_FrostyScot) — [HR] Battalion Chief (rank 190)

Royce (@RoyceRobertson) — [HR] Battalion Chief (rank 190)

@EthanChoiMD — [MR] Captain (rank 180)

Charlie (@Charlie_Patterson) — [MR] Lieutenant (rank 171)

Brooklynn (@MrsBrooklynRobertson) — [LR] Firefighter (rank 155)

edlinn (@RaiVonSurrey) — [LR] Firefighter (rank 155)

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

Rank structure

[C] Group Holder1

[HC] Fire Commissioner1

[C] Community Staff0

[HC] 1st Deputy Fire Commissioner0

[HC] Deputy Fire Commissioner1

[HC] Assistant Deputy Fire Commissioner0

[HR] District Chief0

[HR] Deputy District Chief0

[HR] Battalion Chief2

[MR] Captain2

[MR] Lieutenant1

[LR] Engineer/Driver0

[LR] Firefighter3

Member13

[LR] Under Review3

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.

Lakeshore Studios#3474100 · 9 shared members

[IL] The Chicago Fire Department#966081 · 7 shared members

[CFD] Quinn Fire Academy#32895207 · 6 shared members

Commando Forward Surgical Grᴏup#1075537387 · 5 shared members

GMP - Greater Manchester Police#35239660 · 5 shared members

Tenby, Wales UK#33333990 · 5 shared members

Darlington County ᅠ#33500641 · 4 shared members

REACT Studiosᅠ#17180419 · 3 shared members

FireX Industries#7132841 · 3 shared members

Frontlines Development#6335035 · 3 shared members

Stаrfall#1191237 · 3 shared members

RNLI - [Royal National Lifeboat Institution]#6841348 · 3 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.