There are
2,880 mi
from Ridgewood, NJ to Concord, CA
That's the driving distance. It would take 2 days 2 hours to go from Ridgewood, New Jersey to Concord, California.
The flight distance (direct flight from Ridgewood, NJ to Concord, CA) is 2,531.64 mi.
2,880 mi = 4,634.45 kms