Grand Prix of Portland

After a ten-year hiatus, the race made its return to the IndyCar Series in the 2018 season.

[1] Portland is best-remembered as being the site of two of the closest finishes on a road course in Indy car racing history.

At the time, it was the closest finish of any race in Indy car history.

For nearly its entire existence, the title sponsor of the race was sporting goods retailer G.I.

From 2018-2024, the race was held in September (late August in 2024) on or around Labor Day weekend.

Al Unser Jr. won his first career Indy car race at Portland in 1984. Unser would go on to win three times at Portland.
Mario Andretti won the 1986 race at Portland, the closest finish in Indy car history on a road course at the time.
Michael Andretti won at Portland three consecutive years (1990, 1991, 1992).
Mark Blundell 's dramatic victory in 1997 was the closest 1-2-3 finish in CART series history at the time.
Sébastien Bourdais is a two-time winner at Portland (2004, 2007).
Alex Palou has won twice since IndyCar's return to Portland (2021, 2023).