The 2026 NASCAR Cup Series is the 78th season for NASCAR professional stock car racing in the United States and the 55th season for the modern-era Cup Series. The preseason featured the Cook Out Clash exhibition race on February 4 at Bowman Gray Stadium, followed by the season-opening 68th running of the Daytona 500 on February 15 at Daytona International Speedway. The season will end with at Homestead–Miami Speedway on November 8.