The race was the only event on the 2016 IndyCar season outside of the United States .
The event marked the 30th annual edition of the Toronto Indy , and the twelfth round of the 2016 Verizon IndyCar Series season .
The race was the only event on the 2016 IndyCar Series season outside of the United States .
The event marked the 30th annual edition of the Toronto Indy , and the twelfth round of the 2016 Verizon IndyCar Series season .