There are
643 mi
from Lexington, KY to Marshalltown, IA
That's the driving distance. It would take 11 hours 50 mins to go from Lexington, Kentucky to Marshalltown, Iowa.
The flight distance (direct flight from Lexington, KY to Marshalltown, IA) is 523.39 mi.
643 mi = 1,034.50 kms