Resident Population of Municipalities by County 1980, 1990 & 2000.
Driving distance from Huntsville, AL to Decatur, AL. The total driving distance from Huntsville, AL to Decatur, AL is 26 miles or 42 kilometers. Your trip begins in Huntsville, Alabama. It ends in Decatur, Alabama.
How long is the drive from Dallas, TX to Huntsville, AL? The total driving time is 10 hours, 48 minutes. Your trip begins in Dallas, Texas. It ends in Huntsville, Alabama. If you're planning a road trip, you might be interested in seeing the total driving distance from Dallas, TX to Huntsville, AL. You can also calculate the cost to drive from Dallas, TX to Huntsville, AL based on current local gas prices and an estimate of your car's best gas mileage.