There are
2,071 mi
from San Anselmo, CA to Collinsville, IL
That's the driving distance. It would take 1 day 11 hours to go from San Anselmo, California to Collinsville, Illinois.
The flight distance (direct flight from San Anselmo, CA to Collinsville, IL) is 1,757.20 mi.
2,071 mi = 3,333.64 kms