2025 will be a common year starting on Wednesday in the Gregorian calendar.
- Date unknown: A temporal duplicate of the DeLorean time machine appears and is discovered by Griff Tannen. Emmett Brown recovers it before Griff can do damage to the space-time continuum.
- Saturday, October 21: It is the 10th anniversary of the arrest of Griff Tannen and his gang, for crashing their hoverboards into the Hill Valley Courthouse.
Events (11 year old Clara Clayton)
- Tuesday, October 21: Marty and 11 year old Clara Clayton arrives from 1866, Clara and Marty explores 2025. Clara meets Marty McFly Jr. Clara fuels up Mr. Fusion and they are ready to get back to 1866.
Behind the scenes
- The 1985 film Back to the Future celebrates its 40th anniversary on July 3, 2025.
- The 1990 film Back to the Future Part III celebrates its 35th anniversary on May 25, 2025.