There are
2,794 mi
from San Marcos, CA to Beachwood, NJ
That's the driving distance. It would take 2 days 2 hours to go from San Marcos, California to Beachwood, New Jersey.
The flight distance (direct flight from San Marcos, CA to Beachwood, NJ) is 2,407.47 mi.
2,794 mi = 3.22 kms