Total: 505 were the competitors in  Detroit Grand Prix . 24 (from 5 confederations) teams competed in  Detroit Grand Prix . 1905; 114 years ago (1905) is when  Detroit Grand Prix was founded  . The no. of events in sport was 18 . The official site of  Detroit Grand Prix is www.hardrock100.com . The venue for  Detroit Grand Prix was Australia) . 11–14 August 2016 was when it was held
 Detroit Grand Prix event has celebrated it's  Silver jubilee on 1946