1990 IndyCar season Season Summary Schedule

| Date_ | Rnd | Race_Name | Circuit | City_Location | Pole_position | Winning_driver | Winning_team | Report_ |
|---|---|---|---|---|---|---|---|---|
| 11 | August 26 | Texaco/Havoline Grand Prix of Denver | Streets of Denver | Denver, Colorado | Teo Fabi | Al Unser, Jr. | Galles-Kraco Racing | Report |
| 12 | September 2 | Molson Indy Vancouver | Streets of Vancouver | Vancouver, British Columbia | Michael Andretti | Al Unser, Jr. | Galles-Kraco Racing | Report |
| 13 | September 16 | Red Roof Inns 200 | Mid-Ohio Sports Car Course | Lexington, Ohio | Michael Andretti | Michael Andretti | Newman/Haas Racing | Report |
| 14 | September 23 | Texaco/Havoline 200 | Road America | Elkhart Lake, Wisconsin | Danny Sullivan | Michael Andretti | Newman/Haas Racing | Report |
| NC | October 6 | Marlboro Challenge | Nazareth Speedway | Nazareth, Pennsylvania | Michael Andretti | Rick Mears | Team Penske | Report |
| 15 | October 7 | Bosch Spark Plug Grand Prix | Nazareth Speedway | Nazareth, Pennsylvania | Bobby Rahal | Emerson Fittipaldi | Team Penske | Report |
| 16 | October 21 | Champion Spark Plug 300K | Laguna Seca Raceway | Monterey, California | Danny Sullivan | Danny Sullivan | Team Penske | Report |