Miles between Rockville, MD and Harrison, NJ

There are
220 mi
from Rockville, MD to Harrison, NJ

That's the driving distance. It would take 4 hours 30 mins to go from Rockville, Maryland to Harrison, New Jersey.

The flight distance (direct flight from Rockville, MD to Harrison, NJ) is 195.97 mi.

220 mi = 353.65 kms