Tracked since by ZXKVER
A Recreation of the Underground Base map originally made by IcyFresh in 2008, now infamously known as Area 51 Disclaimer: The Platform and Elevator are a bit wonky
No changes recorded since tracking began.
No changes recorded since tracking began.
No changes recorded since tracking began.
No changes recorded since tracking began.
No changes recorded since tracking began.
No changes recorded since tracking began.
CCU 24h
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CCU 7d
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CCU 30d
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Rank 7d
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Visits 24h
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Favorites 24h
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Avg CCU by hour (UTC) · last 4 weeks
Key moments in this game's history
Avg CCU by day · last 4 weeks
How many people play Underground 51 right now?
Underground 51 has 0 concurrent players right now. Its all-time peak is 0 players, reached in September 2026.
Who made Underground 51?
Underground 51 was created by ZXKVER on Roblox.
Is Underground 51 popular?
Underground 51 is ranked #28,537 on Roblox by concurrent players.
How many visits does Underground 51 have?
Underground 51 has 71 total visits (71).
What is Underground 51's rating?
Underground 51 has a 100.0% like ratio from Roblox player votes.
When was Underground 51 created?
Underground 51 was created in August 2021 — about 5 years old.
How many players can join Underground 51 at once?
Up to 50 players can be in a single Underground 51 server.
Is Underground 51 appropriate for kids?
Roblox lists Underground 51 as suitable for all ages.
When was Underground 51 last updated?
Underground 51 was last updated in August 2025.
0
0
0
#28,537
#25,373
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100.0%
71
1
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50
16
5y
All ages
Free access
