Soddy-Daisy, TN has a population of 13,162 and is the 3,173rd largest city in the United States. The population density is 569 per sq mi which is 271% higher than the Tennessee average and 528% higher than the national average. The median age in Soddy-Daisy is 42 which is approximately 8% higher than the Tennessee average of 39. In Soddy-Daisy, 62% of the population over 15 years of age are married, 97% speak English and 2% speak Spanish. 73% of Soddy-Daisy residents were born in Tennessee, 25% were born out of state, 1% were born outside of the United States and 1% were foreign born.