Understanding the Thoroughbred requires looking at the purpose for which it was developed. For more than three centuries, breeders have selected these horses to run efficiently at speed. Thoroughbreds dominate flat racing internationally, but their importance reaches well beyond the racetrack. Learn more about thoroughbreds in this article.

Horses in the US come in an enormous variety of breeds, sizes, colors, and disciplines. Some are known for speed, others for strength, and others for calm temperaments that make them ideal family horses. While every breed has its own loyal following, a handful of breeds dominate the American horse industry due to their versatility, practicality, athletic ability, and popularity with recreational riders. Based on USDA equine census data, breed registry populations, and owners