Kentucky Oaks is a Grade I stakes race (Graded stakes race) for three-year-old Thoroughbred fillies (Filly) staged annually in Louisville, Kentucky, United States. The race currently covers 1? miles (1811 m) at Churchill Downs; the horses carry 121 pounds (54.9 kg). The Kentucky Oaks is held on the Friday before the Kentucky Derby each year. The winner gets a $500,000 purse and a large garland of lilies (Lilium), affectionately called the "Lillies for the Fillies." A silver Kentucky Oaks Trophy is presented to the winner.