There are
80 mi
from Waukegan, IL to Merrillville, IN
That's the driving distance. It would take 1 hour 53 mins to go from Waukegan, Illinois to Merrillville, Indiana.
The flight distance (direct flight from Waukegan, IL to Merrillville, IN) is 66.31 mi.
80 mi = 129.23 kms