Scott Barnes concluded competing in the 2018 Rock Island Grand Prix in Illinois winning the King of the Street Race.
During the King of the Streets Margay Ignite – Senior Class, Barnes would clock a 15 lap winning time of 9:54.694, he edged out Jeffrey Dollan who was clocked at 9:54.770
Barnes would finish 4th competing in the 125cc Open Shifter clocking a 20 lap time of 10:54.416. Rory Van Der Steur clocked a winning 20 lap time of 10:34.145.