The 2021 Menards 250 was the ninth race of the 2021 ARCA Menards Series season, the third race of the , and the seventh iteration of the event. The race was held on Saturday, July 10, 2021, in Elko New Market, Minnesota at Elko Speedway, a 3⁄8 mile (0.60 km) permanent oval-shaped racetrack. The race took the scheduled 250 laps to complete. In a fierce battle in the closing laps, Corey Heim of Venturini Motorsports and Ty Gibbs of Joe Gibbs Racing would battle with three to go, with Heim besting Gibbs for his fifth career ARCA Menards Series win, the fourth of the season, and the second straight win for Heim.