PrairieFest is Oswego’s four-day community celebration brought to you by the Oswegoland Park District, generous business sponsors, civic organizations, and hundreds of volunteers. Celebrating for over 28 years, the festival is attended by approximately 60,000 during the course of the weekend. PrairieFest events are held throughout Oswego with the main festival grounds located at PrairieFest Park, 91 Plank Road, Oswego, IL. The event features main stage entertainment as well as activities like children’s performers, expo village, petting zoos, pony rides, children’s activities, parade, bucket brigade, and a touch a truck event. There is no gate admission. The event is free, compliments of our generous business sponsors.