| # | Track | Winner |
|---|
| 1 | Barber Motorsports Park | Alex Palou |
| 2 | Streets of St. Petersburg | Colton Herta |
| 3 | Texas Motor Speedway | Scott Dixon |
| 4 | Texas Motor Speedway | Pato O'Ward |
| 5 | Indianapolis Motor Speedway Road Course | Rinus VeeKay |
| 6 | Indianapolis Motor Speedway | Helio Castroneves |
| 7 | Belle Isle Street Circuit | Marcus Ericsson |
| 8 | Belle Isle Street Circuit | Pato O'Ward |
| 9 | Road America | Alex Palou |
| 10 | Mid-Ohio Sports Car Course | Josef Newgarden |
| 11 | Nashville Street Circuit | Marcus Ericsson |
| 12 | Indianapolis Motor Speedway Road Course | Will Power |
| 13 | World Wide Technology Raceway | Josef Newgarden |
| 14 | Portland International Raceway | Alex Palou |
| 15 | WeatherTech Raceway Laguna Seca | Colton Herta |
| 16 | Streets of Long Beach | Colton Herta |
Lead Lap — NASCAR, IndyCar & Formula 1 statistics. Not affiliated with any sanctioning body.