There are
2,090 mi
from Peoria, IL to Menlo Park, CA
That's the driving distance. It would take 1 day 12 hours to go from Peoria, Illinois to Menlo Park, California.
The flight distance (direct flight from Peoria, IL to Menlo Park, CA) is 1,752.40 mi.
2,090 mi = 3.22 kms