The INDYCAR Grand Prix of Portland - Saturday is the Saturday portion of the Portland round of the NTT INDYCAR Series, held at Portland International Raceway in Portland, Oregon. The event showcases top-level open-wheel road-course racing on a permanent circuit and is staged alongside support series as part of a race weekend. It is a notable stop on the IndyCar calendar, drawing premier teams and drivers to compete on a fast, technical layout near the city.