There are
1,922 mi
from Rocklin, CA to Katy, TX
That's the driving distance. It would take 1 day 9 hours to go from Rocklin, California to Katy, Texas.
The flight distance (direct flight from Rocklin, CA to Katy, TX) is 1,571.62 mi.
1,922 mi = 3,092.77 kms