Kentucky Derby History: America's Greatest Horse Race Since 1875

The Founding: Col. Meriwether Lewis Clark Jr.

The Kentucky Derby owes its existence to one man's vision. Colonel Meriwether Lewis Clark Jr., the grandson of legendary explorer William Clark of the Lewis and Clark expedition, traveled to England and France in the early 1870s and became fascinated by the European racing scene. He attended the Epsom Derby in England and the Grand Prix de Paris in France, and returned to Louisville determined to create an American race of equal prestige.

Clark raised funds by selling membership subscriptions to the newly formed Louisville Jockey Club. He secured land from his uncles, John and Henry Churchill, on the outskirts of Louisville. On that parcel of land, Clark built a racetrack that would eventually become the world-famous Churchill Downs. His ambition was nothing less than to establish the premier horse racing event in the Western Hemisphere.

Clark modeled his vision on the great European classics, designing a race specifically for three-year-old Thoroughbreds at a distance of one and a half miles (later shortened to one and a quarter miles in 1896). He wanted a race that would test both speed and stamina, producing champions worthy of the title.

May 17, 1875: The First Kentucky Derby

A field of fifteen horses lined up for that first race, and it was the chestnut colt Aristides who crossed the finish line first. What makes that first Derby particularly significant in hindsight is the African American heritage woven into its story. Aristides was trained by Ansel Williamson, one of the most respected horsemen of his era, and ridden by jockey Oliver Lewis. Both men were African American, a fact that speaks to the central role Black horsemen played in the early days of American horse racing.

In the first two decades of the Kentucky Derby, African American jockeys dominated the race. Fifteen of the first twenty-eight Derby winners were ridden by Black jockeys, including Isaac Murphy, who won three Derbies and is widely regarded as one of the greatest riders in the history of American racing. The contributions of these pioneering horsemen remain an essential chapter in the Derby's story.

Evolution Through the Decades

The Early Years (1875-1902)

The Derby grew steadily in its early years, becoming a fixture of the Louisville social calendar. However, by the turn of the century, the race and Churchill Downs itself were in financial trouble. Attendance had declined, the facilities were deteriorating, and the future of the Derby was uncertain. Without intervention, America's greatest race might have faded into history.

Col. Matt Winn Saves the Derby (1902)

Enter Colonel Matt Winn, a Louisville businessman who had attended the very first Derby as a teenager. In 1902, Winn organized a syndicate of local businessmen to purchase Churchill Downs and rescue the race from potential extinction. Winn's promotional genius transformed the Derby from a regional race into a national sensation. He courted newspaper coverage, attracted wealthy horse owners, and introduced the pari-mutuel betting system that replaced bookmakers. Under Winn's stewardship, which lasted until his death in 1949, the Kentucky Derby became the single most important race in American Thoroughbred racing.

The Twin Spires and a Growing Legacy (1895-1950)

In 1895, architect Joseph Baldez designed a new grandstand for Churchill Downs, crowned by the now-iconic Twin Spires. Those slender, elegant spires have become the universal symbol of the Kentucky Derby and one of the most recognizable landmarks in all of sports. The first filly to win the Derby, Regret, accomplished the feat in 1915, and the race continued to produce legendary champions throughout the early twentieth century.

The Television Era and Beyond (1952-Present)

The 1952 Kentucky Derby marked another milestone when CBS aired the first national television broadcast of the race, introducing the spectacle to millions of Americans in their living rooms. Television transformed the Derby from a Southern sporting tradition into a truly national event. Viewership grew steadily, and by the 1970s, the Derby had become appointment television for sports fans across the country.

The purse grew alongside the audience. The Derby first offered a $100,000 purse in 1946, and by 2024, the total purse had reached $5 million. Prize money continues to climb, reflecting the race's enormous commercial value and its central place in the Thoroughbred industry.

The Triple Crown Connection

The Kentucky Derby gained even greater significance when it became the first leg of the American Triple Crown, established in 1919. The Triple Crown challenges a single horse to win three grueling races in just five weeks: the Kentucky Derby, the Preakness Stakes, and the Belmont Stakes. Only thirteen horses have accomplished this feat, and every Triple Crown campaign begins beneath the Twin Spires on the first Saturday in May. The Derby serves as both the gateway and the foundation of racing's ultimate achievement.

Key Milestones in Derby History

• 1875First Kentucky Derby won by Aristides before 10,000 fans
• 1895The iconic Twin Spires added to Churchill Downs grandstand
• 1902Col. Matt Winn saves Churchill Downs from financial ruin
• 1915Regret becomes the first filly to win the Kentucky Derby
• 1919Sir Barton wins first Triple Crown, establishing the Derby as leg one
• 1952First national television broadcast of the Derby on CBS
• 1973Secretariat sets the all-time record of 1:59.4, still unbroken
• 2015American Pharoah ends 37-year Triple Crown drought
• 2025The 151st running of the Kentucky Derby

The Modern Era

Today's Kentucky Derby is a multi-day festival attracting over 150,000 spectators to Churchill Downs and millions more watching on television and streaming platforms worldwide. Derby Week features concerts, culinary events, fashion showcases, and the Kentucky Oaks race on the Friday before the Derby. The event generates hundreds of millions of dollars in economic activity for the city of Louisville and the state of Kentucky.

Churchill Downs has undergone significant renovations in recent years, including expanded luxury suites, a modernized paddock, and enhanced fan amenities, while preserving the historic character and traditions that make the Derby unique. The track has embraced technology with advanced timing systems, high-definition video boards, and digital wagering platforms, all while maintaining the timeless rituals that connect today's fans to those who stood in the same grandstand more than a century ago.

Safety reforms have also become a major focus. Enhanced veterinary protocols, track surface improvements, and stricter medication rules have been implemented to protect both horses and riders. The modern Derby balances its storied traditions with a commitment to the welfare of the athletes — both equine and human — who make the race possible.

Frequently Asked Questions