Dustin's Age in Stranger Things Season 4
Dustin Henderson is 15 years old during the events of Stranger Things season 4, consistent with the show's high school timeline and the characters' progression from season 3 according to Forbes.
The season's story spans several months, placing Dustin at the same age throughout the main narrative, with flashbacks and time jumps not altering his canonical age in the primary timeline.
Actor Age and Casting Details
Gaten Matarazzo, the actor who plays Dustin, was born on September 8, 2002, making him 21 years old during the filming and release of Stranger Things season 4 per Wikipedia.
The age gap between the character and the actor is a deliberate casting choice, with Matarazzo portraying a high school sophomore while the production schedule aligned with the show's summer and early fall setting.
Timeline and Season Context
Season 4 Narrative Span
Stranger Things season 4 covers events from spring through summer 1986, keeping Dustin and his friends in the same grade level established in previous seasons as detailed by IGN.
The season's final episodes confirm the characters' ages through dialogue and school-related plot points, reinforcing that Dustin remains 15 throughout the season's arc.
Comparison With Other Seasons
In season 3, Dustin was also 14 turning 15, and the show's creators maintained continuity by keeping the core group's ages consistent across seasons noted by The Hollywood Reporter.