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.
Date Posted: Feb 15, 2005 #29. Here in the US, when somebody asks you how far away something is, the answer you will often get is related to hours not miles. In otherwords, Huntsville, Ala is about 2.5 hours away from Nashville, TN based on a 60 mph average, a typical speed. And if your averaging 70 mph, you're makin' good time. 60 minutes = 60 miles. And to keep this on topic, Huntsville is about 720 quarter miles from Nashville, or about 289440 meter from Nashville.