From West
1. Take Highway 40/64 or Highway 70 to Highway 270 South
2. Take Highway 270 South to Highway 55 South
3. Take 55 South to Highway 141, Exit #123A for Arnold Missouri
4. Make a left on Highway 141 and go straight to Downtown Arnold
From South
1. Take Highway 61/67, Highway 21, or Highway 55 North to Highway 141 in Arnold
2a. Follow Highway 61/67 straight into Downtown Arnold
2b. From Highways 21 and 55, turn right on 141 and go straight to Downtown Arnold
From East
1a. Use Highway 64/40 to cross into Downtown St. Louis and connect to Highway 55 South
1b. Use Highway 255 to cross into South County and connect to Highway 55 South
2. Take 55 South to Highway 141, Exit #123A for Arnold Missouri
3. Make a left on Highway 141 and go straight to Downtown Arnold
From North & St. Charles
1. Take Highway 70 East to Downtown St. Louis and connect to Highway 55 South
2. Take 55 South to Highway 141, Exit #123A for Arnold Missouri
3. Make a left on Highway 141 and go straight to Downtown Arnold