There are miles from Trenton to Alton and miles by car.
Trenton and Alton are far apart (by car).
This is the best Trenton, IL - Alton, IL route.
Checkout the distance in miles, kilometers and nautical miles between Trenton, IL and Alton, IL in this table:
|Distance type||Miles||Kilometers||Nautical miles|
|Straight line distance||mi||km||nautical mi|
|Driving distance||mi||km||nautical mi|