The 2021 NASCAR Whelen Modified Tour was the thirty-seventh season of the Whelen Modified Tour (NWMT), a stock car racing tour sanctioned by NASCAR. It began with the Virginia is for Racing Lovers 200 at Martinsville Speedway on April 8 and concluded at Stafford Motor Speedway on September 25. Defending series champion Justin Bonsignore won another championship and his third in total after previously winning the 2018 title.
On December 11, 2020, NASCAR announced the 2021 Whelen Modified Tour schedule. Among the 14 races was an inaugural stop at New York International Raceway Park and returns to Beech Ridge Motor Speedway and Martinsville Speedway.
() <span style="font-size:90%">Bold â Pole position awarded by time. Italics â Pole position set by final practice results or rainout. * â Most laps led. ** â All laps led.</span>