Miles between Round Rock, TX and Rockville, MD

There are
1,508 mi
from Round Rock, TX to Rockville, MD

That's the driving distance. It would take 1 day 2 hours to go from Round Rock, Texas to Rockville, Maryland.

The flight distance (direct flight from Round Rock, TX to Rockville, MD) is 1,302.48 mi.

1,508 mi = 1.61 kms