Sir Barton made history by winning the Belmont Stakes, held at Belmont Park in Elmont, New York. This victory was not just another win but a landmark achievement, as Sir Barton became the first horse to complete the U.S. Triple Crown series, which includes the Kentucky Derby, Preakness Stakes, and Belmont Stakes. The race took place on a warm June day, with fans eager to witness this exceptional thoroughbred's final test of stamina and speed. Sir Barton had already proven himself a formidable competitor by winning the prior two races in the series decisively.

Trained by the renowned horseman Johnny Loftus, Sir Barton was ridden by jockey Johnny McCarthy during his historic Belmont Stakes run. The horse's impressive performance, marked by a strong lead and remarkable speed, further solidified his status as a racing icon. Sir Barton's completion of the Triple Crown series set a new standard in the world of horse racing, inspiring future generations of equine athletes and establishing a coveted title that remains a symbol of excellence within the sport.

The significance of Sir Barton's victory extended beyond the racetrack. His accomplishments spurred interest in horse racing as a sport, encouraging the establishment of improved breeding practices and enhancing the visibility of competitive thoroughbreds. Sir Barton's legacy not only celebrated his individual triumph but also encouraged the growth of the industry as a whole, leading to an era where the Triple Crown became a highly sought-after accolade among thoroughbreds and their connections, ultimately cementing its place in American sports culture.