Clarkstown police say they found a man dead near the track at Clarkstown High School South.
Police say they got a call from the man's wife that he was missing.
The West Nyack woman told police that her husband had gone for a jog at the track at 8:30 p.m. Saturday.
When detectives arrived at the track at around 1 a.m., they found the 50-year-old man dead.
Officers are still investigating, but say there are no signs of foul play at this time.