IndyCar Driver Oval Power Rankings after 2018 Bommarito Automotive Group 500
By Asher Fair
Non-formulated IndyCar Driver Oval Power Rankings
| Rank | Driver | Car, Team, Engine | Last Rank | Trend |
| 1 | Will Power | #12, Team Penske, Chevrolet | 2 | +1 |
| 2 | Alexander Rossi | #27, Andretti Autosport, Honda | 1 | -1 |
| 3 | Scott Dixon | #9, Chip Ganassi Racing, Honda | 3 | 0 |
| 4 | Simon Pagenaud | #22, Team Penske, Chevrolet | 5 | +1 |
| 5 | Josef Newgarden | #1, Team Penske, Chevrolet | 4 | -1 |
| 6 | Ed Carpenter | #20, Ed Carpenter Racing, Chevrolet | 6 | 0 |
| 7 | Spencer Pigot | #21, Ed Carpenter Racing, Chevrolet | 13 | +6 |
| 8 | Graham Rahal | #15, Rahal Letterman Lanigan Racing, Honda | 10 | +2 |
| 9 | James Hinchcliffe | #5, Schmidt Peterson Motorsports, Honda | 7 | -2 |
| 10 | Ryan Hunter-Reay | #28, Andretti Autosport, Honda | 8 | -2 |
| 11 | Robert Wickens | #6, Schmidt Peterson Motorsports, Honda | 9 | -2 |
| 12 | Zach Veach | #26, Andretti Autosport, Honda | 16 | +4 |
| 13 | Takuma Sato | #30, Rahal Letterman Lanigan Racing, Honda | 15 | +2 |
| 14 | Marco Andretti | #98, Andretti Herta Autosport, Honda | 12 | -2 |
| 15 | Sebastien Bourdais | #18, Dale Coyne Racing, Honda | 11 | -4 |
| 16 | Ed Jones | #10, Chip Ganassi Racing, Honda | 18 | +2 |
| 17 | Charlie Kimball | #23, Carlin Motorsport, Chevrolet | 14 | -3 |
| 18 | Tony Kanaan | #14, A.J. Foyt Enterprises, Chevrolet | 21 | +3 |
| 19 | Matheus Leist | #4, A.J. Foyt Enterprises, Chevrolet | 17 | -2 |
| 20 | Max Chilton | #59, Carlin Motorsport, Chevrolet | 19 | -1 |
| 21 | Gabby Chaves | #88, Harding Racing, Chevrolet | 20 | -1 |
Biggest Movers
Up: Spencer Pigot (+6)
Down: Sebastien Bourdais (-4)
Because of the fact that the Bommarito Automotive Group 500 at Gateway Motorsports Park was the sixth and final oval race of the 2018 season, there are no formulated rankings predictions for after the next oval race, which is scheduled to take place in the 2019 season, included in this article.