There are
2,887 mi
from Trenton, NJ to Petaluma, CA
That's the driving distance. It would take 2 days 2 hours to go from Trenton, New Jersey to Petaluma, California.
The flight distance (direct flight from Trenton, NJ to Petaluma, CA) is 2,535.81 mi.
2,887 mi = 3.22 kms