There are
1,258 mi
from Lakewood, CO to San Anselmo, CA
That's the driving distance. It would take 21 hours 40 mins to go from Lakewood, Colorado to San Anselmo, California.
The flight distance (direct flight from Lakewood, CO to San Anselmo, CA) is 946.80 mi.
1,258 mi = 2,023.87 kms