Call of Duty: Modern Warfare 3 (2011) - Multiplayer player count
Call of Duty: Modern Warfare 3 (2011) - Multiplayer has 52 players online on Steam right now. Over the last 24 hours the Call of Duty: Modern Warfare 3 (2011) - Multiplayer player count peaked at 196. The highest count we measured since we started on Oct 5, 2026 is 196.
Source: official Steam Web API, measured every 15 minutes. Steam players only.
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All Steam player counts · Call of Duty: Modern Warfare 3 (2011) - Multiplayer on Steam
