| Race Name | Date | Location | Winner | Laps Led |
| Firestone Grand Prix of St. Petersburg | Sunday, March 10 | Streets of St. Petersburg | Pato O’Ward | |
| Thermal $1 Million Challenge* | Sunday, March 24 | The Thermal Club | Alex Palou | 20/20 |
| Acura Grand Prix of Long Beach | Sunday, April 21 | Streets of Long Beach | Scott Dixon | 42/85 |
| Children’s of Alabama Grand Prix | Sunday, April 28 | Barber Motorsports Park | Scott McLaughlin | 58/90 |
| Sonsio Grand Prix | Saturday, May 11 | Indianapolis Motor Speedway (road course) | Alex Palou | 39/85 |
| 108th Running of the Indianapolis 500 | Sunday, May 26 | Indianapolis Motor Speedway (oval) | Josef Newgarden | 26/200 |
| Chevrolet Detroit Grand Prix | Sunday, June 2 | Streets of Detroit | Scott Dixon | 35/100 |
| Road America | Sunday, June 9 | Road America | Will Power | 9/55 |
| Firestone Grand Prix of Monterey | Sunday, June 23 | WeatherTech Raceway Laguna Seca | | |
| The Honda Indy 200 At Mid-Ohio | Sunday, July 7 | Mid-Ohio Sports Car Course | | |
| Hy-Vee INDYCAR Race Weekend Race 1 | Saturday, July 13 | Iowa Speedway Race 1 | | |
| Hy-Vee INDYCAR Race Weekend Race 2 | Sunday, July 14 | Iowa Speedway Race 2 | | |
| Honda Indy Toronto | Sunday, July 21 | Streets of Toronto | | |
| Bommarito Automotive Group 500 | Saturday, Aug. 17 | World Wide Technology Raceway | | |
| Bitnile.com Grand Prix of Portland | Sunday, Aug. 25 | Portland International Raceway | | |
| Milwaukee Mile Race 1 | Saturday, Aug. 31 | Milwaukee Mile | | |
| Milwaukee Mile Race 2 | Sunday, Sept. 1 | Milwaukee Mile | | |
| Big Machine Music City Grand Prix | Sunday, Sept. 15 | Nashville Superspeedway | | |
