The 2018 Grand Prix of Portland was the 16th And penultimate round of the 2018 IndyCar Series season.

The race was held on September 2 at Portland International Raceway, in Portland, Oregon.

2018 Indy 500 champion Will Power qualified on pole position,[1] while 2017 Indy 500 champion Takuma Sato took victory in the 105-lap race.

[2] Notes: 1 Points include 1 point for leading at least 1 lap during a race, an additional 2 points for leading the most race laps, and 1 point for Pole Position.

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