 Fox held a competition among 16 Springfields across the United States to host the American premiere . Each Springfield produced a film , explaining why their town should host the premiere , with the results being decided via a vote on the USA Today website . Springfield , Minnesota dropped out on May 31 , 2007 . The winner was announced on July 10 to be Springfield , Vermont . The town beat Springfield , Illinois by 15 @,@ 367 votes to 14 @,@ 634 . Each of the other 14 entrants held their own smaller screenings of the film on July 26 . Springfield , Vermont hosted the world premiere of the film on July 21 with a yellow carpet instead of the traditional red . 
