He was found around 7:30 a.m. on North Broadway in front of the Upper Nyack Elementary School.
The 2012 Honda Accord was completely covered by the fallen tree, according to the Clarkstown Police Department.
The victim, Jerome Muhlenberg from Upper Nyack, was declared dead at the scene, police said.
The elementary school canceled classes. About 400 students who arrived at the school were sent to Nyack High School.
Orange and Rockland utilities were working to clean up downed wires and cut off power to the area.