Roblox RegisterIndependent record of Roblox groups · not affiliated with Roblox Corporation
City of Builders

City of Builders #32546964

18,700
members (measured 6 Oct 2026, 05:40 UTC)
12 June 2023
created (per Roblox API)
10 August 2026
first measured by this register

City of Builders is a Roblox group established on June 12, 2023. The community currently has 18,771 members. It is not verified and has an owner. The group does not have a specific category assigned.

Membership history

Growth

18,70018,78118,740.510 August 20265 October 2026
96 measurements spanning 56 days, net -81. Dots are measurements; the straight line between them is drawn to join them, not to claim we know the path taken in between — snapshots are recorded only when a count changes, so gaps mean “no change observed”, never “interpolated”. The vertical axis spans 18,688–18,793 and does not start at zero.
Measurement log — every members count we have recorded, most recent 20 of 96
Measured (UTC)MembersChange
5 Oct 2026, 07:2018,700-1
4 Oct 2026, 23:0218,701+1
4 Oct 2026, 20:3018,700-1
4 Oct 2026, 14:4218,701-1
4 Oct 2026, 07:1018,702-1
4 Oct 2026, 01:2218,703-1
3 Oct 2026, 10:1018,704-1
2 Oct 2026, 22:4118,705-1
2 Oct 2026, 17:0018,706-1
2 Oct 2026, 03:4018,707-1
1 Oct 2026, 22:3218,708-1
1 Oct 2026, 08:3118,709-1
1 Oct 2026, 06:2718,710-1
30 Sept 2026, 03:5018,711-1
27 Sept 2026, 17:3718,712-1
27 Sept 2026, 12:5218,713+1
27 Sept 2026, 07:1118,712-1
26 Sept 2026, 05:1118,713-1
25 Sept 2026, 01:4218,714-1
23 Sept 2026, 13:4018,715first reading

Ownership

Owned by Kooki (@JdmKooki) as measured.

Claimed by user #2401118228 — observed between sweeps, detected 10 Aug 2026, 12:00 UTC

Detection dates bound when a change was seen by this register, not when it happened.

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

Experiences

1
players in this group’s experiences right now
2,653,654
lifetime visits across 1 experiences

Experiences this group owns, by lifetime visits. Live-player counts are from our last measurement.

Members we’ve seen

Kooki (@JdmKooki) — Owner (rank 255)

@do_big — Partner (rank 253)

Komi (@Komichoo) — Partner (rank 253)

@Bereszas — Partner (rank 253)

@prisman — Partner (rank 253)

emile (@Plutonem) — Partner (rank 253)

@CodeException — Dev (rank 230)

@Vuxest — Dev (rank 230)

@Hilari0usMAN235 — Dev (rank 230)

@gabrinou1 — Dev (rank 230)

@Thynkle — Dev (rank 230)

@Chosen_Gen — QA (rank 200)

@ZugLOLGamer — Member (rank 1)

faulty (@Faulltyy) — Member (rank 1)

@jeparlefrancais — Member (rank 1)

@Zickoi — Member (rank 1)

Lui6 (@iuix0217) — Member (rank 1)

@komadori787 — Member (rank 1)

@SpiterLandG2 — Member (rank 1)

@8_6p — Member (rank 1)

@lightning13speed — Member (rank 1)

ANPANMAN_GAMEROWNER (@FinnMarioGames365) — Member (rank 1)

drakzin (@drakorryn) — Member (rank 1)

X_Dev (@Legends_Reborn019) — Member (rank 1) terminated

Mr_Sloth (@Sl0thFr8ze) — Member (rank 1)

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

Rank structure

Owner1
Partner8
Dev12
QA4
Member18,781
Member18,784
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.

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.