There are
950 mi
from Clarksville, TN to New Rochelle, NY
That's the driving distance. It would take 17 hours 57 mins to go from Clarksville, Tennessee to New Rochelle, New York.
The flight distance (direct flight from Clarksville, TN to New Rochelle, NY) is 790.94 mi.
950 mi = 1,528.91 kms