Miles between Frederick, MD and Merrillville, IN

There are
628 mi
from Frederick, MD to Merrillville, IN

That's the driving distance. It would take 11 hours 37 mins to go from Frederick, Maryland to Merrillville, Indiana.

The flight distance (direct flight from Frederick, MD to Merrillville, IN) is 540.58 mi.

628 mi = 1,010.30 kms