The eleventh season of the American television sitcom series It's Always Sunny in Philadelphia premiered on FXX on January 6, 2016. The season consists of 10 episodes and concluded on March 9, 2016.
The series was renewed for an eleventh and twelfth season on April 4, 2014, each to consist of 10 episodes.
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The eleventh season received positive reviews. On Rotten Tomatoes, it has an approval rating of 100% with an average score of 8.2 out of 10 based on 14 reviews. The website's critical consensus reads, "The Gang remains hopelessly toxic in an uproarious season filled with self-sabotage and routine recklessness, but viewers who love the series' craven humor probably wouldn't want them any other way."