There are
2,824 mi
from Rocklin, CA to Hempstead, NY
That's the driving distance. It would take 2 days 1 hour to go from Rocklin, California to Hempstead, New York.
The flight distance (direct flight from Rocklin, CA to Hempstead, NY) is 2,501.81 mi.
2,824 mi = 4,544.92 kms