There are
1,723 mi
from Rocklin, CA to Colleyville, TX
That's the driving distance. It would take 1 day 6 hours to go from Rocklin, California to Colleyville, Texas.
The flight distance (direct flight from Rocklin, CA to Colleyville, TX) is 1,404.55 mi.
1,723 mi = 2,772.81 kms