Cartersville, GA has a population of 20,169 and is the 2,159th largest city in the United States. The population density is 692 per sq mi which is 315% higher than the Georgia average and 664% higher than the national average. The median age in Cartersville is 37 which is approximately 1% higher than the Georgia average of 36. In Cartersville, 57% of the population over 15 years of age are married, 89% speak English and 10% speak Spanish. 63% of Cartersville residents were born in Georgia, 30% were born out of state, 1% were born outside of the United States and 7% were foreign born.