Bally's Arapahoe Park is a horse-racing track in Arapahoe County, Colorado on the outskirts of Aurora, owned and operated by Bally's Corporation. Arapahoe Park hosts Thoroughbred, Quarter Horse, Paint Horse and Arabian horse racing.
The facility features a Racebook, 13 OTB's, Concession Stands, Bars and a Gift Shop.
The racing season generally begins in mid-May and continues through the late spring into the summer, wrapping up in mid-August. The track is home to the Mile High Futurity and the Mile High Derby, both quarter horse stakes races with final purses of over $100,000. For Thoroughbreds, the meet's marque race is the Gold Rush Futurity, a 2 year old stakes race going six furlongs for $100,000 in purse monies. Arapahoe Park also hosts four graded stakes races, all for Arabian horses.