There are
2,111 mi
from San Marcos, CA to Sheboygan, WI
That's the driving distance. It would take 1 day 13 hours to go from San Marcos, California to Sheboygan, Wisconsin.
The flight distance (direct flight from San Marcos, CA to Sheboygan, WI) is 1,741.86 mi.
2,111 mi = 3.22 kms