The sixth season of the British-American animated television sitcom The Amazing World of Gumball, created by Ben Bocquelet, premiered on Cartoon Network in the United States on January 5, 2018, and was produced by Cartoon Network Development Studio Europe. The series focuses on the misadventures of Gumball Watterson, a blue 12-year-old cat, along with his adopted brother, Darwin, a goldfish. Together, they cause mischief among their family, as well as with the wide array of students at Elmore Junior High, where they attend middle school. Unlike the previous seasons of the show, this season has 44 episodes, making it the longest season of the series. It is also the final season of the original run of the series and the last aired on Cartoon Network in the United States, with the revival The Wonderfully Weird World of Gumball premiering on Hulu in the U.S. in 2025.