Colton Herta on track at Portland International Raceway during the IndyCar Grand Prix of Portland

Portland International Raceway by the Numbers: 2026 Grand Prix Data Guide

July 24, 2026

Portland International Raceway by the Numbers: Your 2026 Grand Prix of Portland Data Guide

Welcome to the Happy Hour Racing IndyCar Track Preview. This is a between-races data feature - the NTT IndyCar Series is on an off-week before the OnlyBulls Grand Prix of Portland on Sunday, August 9. We are getting ahead of it with the track facts, the recent winners, and a data-based look at who shows up strong when the series returns to Oregon.

The Short Version

Portland International Raceway is a flat, fast 1.964-mile permanent road course with 12 turns, and the Grand Prix of Portland runs 110 laps for 216.04 miles. The whole day usually hinges on the first corner, a tight chicane called the Festival Curves that has turned lap-one into pinball more than once. The 2026 race is set for Sunday, August 9 at 4:00 PM ET on FOX. When you look at who wins here, one name keeps repeating, and the data below explains why Portland picks 2026 point straight at him.

The Data Favorite

Will Power - No. 12, Team Penske

Power has won the last two races at Portland and is tied for the most Portland wins of any driver in history.

The Track and Why It Races the Way It Does

Portland is one of the most old-school layouts left on the IndyCar calendar. It opened in 1961, and the current road course took shape in the mid-1980s when the paddock, pit lane, and the Festival Curves chicane were added. The chicane, officially the Shelton Chicane after local racing figure Monte Shelton, sits right at the end of the long front straight. Cars arrive there in a tight pack after the standing or rolling start, and that funnel is exactly why Portland is famous for first-lap chaos.

The rest of the lap rewards commitment. Turn 7 is a hard-braking right-hander that dumps onto a long sweeping backstretch, then a three-turn complex spits the field back onto the front straight. It is flat, so there is nowhere to hide a bad handling car. Passing is real here, which is a big reason the race keeps producing photo finishes. Here is the full profile.

Portland International Raceway by the numbers stats card showing track type, length, laps, push-to-pass, and tires

Strategy at Portland lives and dies on tires and the push-to-pass button. Firestone brings a harder primary Firehawk and a softer alternate, and every team has to run both compounds during the race. The softer tire is quick but fades, so knowing when to burn it is half the battle. Drivers also get 200 seconds of push-to-pass for the race, capped at 20 seconds per push, which is the on-track weapon for both attacking and defending into that long front straight. For 2026, IndyCar also began allowing push-to-pass to be used on restarts at select events, which adds another layer to the late-race scramble.

Past Winners and a Little History

Modern IndyCar came back to Portland in 2018, and the recent winners list tells you plenty about what kind of driver wins here. Veterans with road-course craft and clean tire management keep rising to the top.

Grand Prix of Portland recent IndyCar winners from 2018 through 2025

Will Power now owns three Portland wins, tying the all-time track record he shares with Michael Andretti and Al Unser Jr. Alex Palou has two of his own, in 2021 and 2023. Portland also holds a special place in racing lore for its finishes. In 1986, Mario Andretti beat his son Michael by 0.070 seconds, the closest Indy car finish in the world at that time. In 1997, Mark Blundell edged Gil de Ferran by 0.027 seconds in a three-wide dash to the line, the tightest road-course finish in series history. When people say Portland delivers, this is what they mean.

IndyCar on-track action at the Grand Prix of Portland road course — On-track at the Grand Prix of Portland. Photo: Talladega87, CC BY-SA 4.0, via Wikimedia Commons.

The Data-Based Outlook for 2026

If you are looking for Grand Prix of Portland predictions rooted in the numbers, start with Will Power. He has won the last two runnings and three overall, and Team Penske has quietly turned Portland into a home game. That is the cleanest data case for who wins Grand Prix of Portland 2026. Will Power odds at Portland 2026 should be short for a reason: nobody in the field has been better here lately.

The obvious challenge comes from Alex Palou. He is already a two-time Portland winner and has spent 2026 running away with the championship, so Palou odds at Portland 2026 belong right next to Power's. When you stack road-course pace against Portland history, those two sit at the top of any NASCAR-style DFS picks Grand Prix of Portland lineup, and they anchor the IndyCar Portland favorites board.

Who Else Could Win at Portland?

Other drivers to watch: Scott McLaughlin already has a Portland win from 2022 and gives Penske a second live threat. Pato O'Ward has been fast on road courses all season and won earlier in 2026 at Mid-Ohio, so Arrow McLaren cannot be counted out. Scott Dixon is the eternal wildcard whose tire and fuel management is tailor-made for a Portland strategy race.

The Bottom Line

Portland is a passing track with a history of the closest finishes in the sport, and the recent winners list keeps pointing at experience and tire smarts over raw one-lap speed. When IndyCar returns on August 9, the numbers say watch Will Power and Alex Palou first, and expect the Festival Curves to write at least one storyline before Turn 3.

Frequently Asked Questions

Who is the favorite to win the Grand Prix of Portland 2026?

The data favorite is Will Power, who has won the last two Portland races and is tied for the most wins in track history, with Alex Palou the closest challenger.