There are
2,060 mi
from Peoria, IL to Rohnert Park, CA
That's the driving distance. It would take 1 day 11 hours to go from Peoria, Illinois to Rohnert Park, California.
The flight distance (direct flight from Peoria, IL to Rohnert Park, CA) is 1,761.93 mi.
2,060 mi = 3.22 kms