Field composition is determined by Priority Status invitation levels, with higher-status players invited first and potential segmentation by in-state versus out-of-state competitors based on demand.

The U.S. Kids Golf Illinois State Invitational brings junior golfers ages 5-14 to Countryside Golf Club's Prairie Course for a two-day championship offering Priority Status qualification for Regional, International, and World Championships. Players compete in age-based divisions at scaled yardages, with younger age groups playing 9 holes per day and older divisions (Boys 9-14, Girls 11-14) competing over 18 holes each day.
Boys and girls ages 5-14; invitations based on Priority Status, with open applications available based on space