Southside is a city in Etowah and Calhoun counties in the U.S. state of Alabama. It is included in the Gadsden Metropolitan Statistical Area. The population was 8,412 at the time of the 2010 United States Census. Located south of downtown Gadsden, Southside is a rather affluent suburb and is one of the fastest growing cities in northeast Alabama.
In 2011, Southside narrowly escaped the massive devastation from the April 25–28, 2011 tornado outbreak which destroyed the community of Willow Point, just a few miles south of the city.