Season 22

Unreleased

Season 22 of has been in production since March 2018 or earlier. It will be the third season animated by Oasis Animation and is speculated to premiere in 2019.

On March 28, 2018, Jessica Kardos (voice of Sue Ellen) stated on Twitter that she and Holly Gauthier Frankel (voice of Fern) were recording new episodes of Arthur. As of September 2018, episodes for Season 22 are still being recorded.

On May 25, 2018, Bruce Dinsmore (voice of Binky, Mr. Read, and Bailey) confirmed that he had recorded new episodes, saying: "we've got lots more coming" and "there's some good surprises." Dinsmore also revealed that there will be a guest star this season, who is "an actress that everyone would know."

The first official announcement came on June 4, 2018, when Oasis Animation confirmed that it would produce four more seasons, up to Season 25. In July 2018, it was announced that Marc Brown was "working on new episodes for the fall", but the premiere has since been delayed until 2019.