There are
3,019 mi
from Trenton, NJ to Eureka, CA
That's the driving distance. It would take 2 days 5 hours to go from Trenton, New Jersey to Eureka, California.
The flight distance (direct flight from Trenton, NJ to Eureka, CA) is 2,561.12 mi.
3,019 mi = 4.83 kms