There are
1,913 mi
from Rosenberg, TX to Larkspur, CA
That's the driving distance. It would take 1 day 9 hours to go from Rosenberg, Texas to Larkspur, California.
The flight distance (direct flight from Rosenberg, TX to Larkspur, CA) is 1,633.85 mi.
1,913 mi = 3,079.10 kms