The Hillsborough Stakes is a Grade II American Thoroughbred horse race for fillies and mares that are four years old or older, over a distance of 1+1⁄8 miles on turf, held annually in March at Tampa Bay Downs racetrack in Oldsmar, Florida.
The event was inaugurated on 21 March 1999 at a distance of 1+1⁄16 miles with conditions for fillies and mares three-year-old and older and was won by the 7-10 odds-on favorite Pleasant Temper who was ridden by US Hall of Fame jockey Pat Day in a time of 1:42.62.
[2] That same year the event was upgraded to Grade III.
[3] The winner of the 2012 Hillsborough, Zagora, won the Breeders' Cup Filly and Mare Turf and was voted an Eclipse Award in her category.
Tepin, a two-time Eclipse Award winner, set a new course record when winning the race in 2016.