Soddy-Daisy is a city in Hamilton County, Tennessee, United States. The population was 11,530 at the 2000 census and 12,714 at the 2010 census. The city was formed in 1969 when the communities of Soddy and Daisy, along with nearby developed areas along U.S. Highway 27, merged to form Soddy-Daisy. It is rapidly becoming a bedroom community of nearby Chattanooga and is part of the Chattanooga, Tenn.-Ga. Metropolitan Statistical Area.