A man leaped to his death from a Stuyvesant Town apartment building Tuesday afternoon, police said.

The 66-year-old man was discovered in front of the building on Stuyvesant Oval near Avenue C Loop in the housing complex at about 3:55 p.m., cops said.

Police responded to the scene after a 911 call and pronounced the man dead.

His identity was not immediately known.

Police were working to determine what floor the man jumped from, authorities said.