Courtesy runDisney The 2021 Walt Disney World Marathon Weekend has been transitioned. The races in person will not be held. Instead, virtual races will take place. The same is true for the 2021 Disney Princess Half Marathon Weekend. If you have already signed up and do not want to participate in the new format, you are eligible for a refund. A limited number of spots for the virtual races will open on Thursday, September 24. You can find all the information here.