The 2009 NASCAR Whelen Southern Modified Tour was the fifth season of the NASCAR Whelen Southern Modified Tour (WSMT). It began with the Capital Bank 150 at Concord Speedway on March 21. It ended with the Fall Classic 150 at Caraway Speedway on October 24. Brian Loftin entered the season as the defending championship. George Brunnhoelzl III would win his first championship in the series, 180 points ahead of series runner up Andy Seuss.