High Quality Content by WIKIPEDIA articles! The Adirondack Stakes is an American Thoroughbred horse race first run in 1901. Held in the middle of August at Saratoga Race Course in Saratoga Springs, New York, the Adirondack Stakes is open to two-year-old fillies willing to race six and a half furlongs on the dirt. It is a Grade II event with a purse of $150,000.