Madison, GA has a population of 4,010 and is the 7,443rd largest city in the United States. The population density is 460 per sq mi which is 176% higher than the Georgia average and 408% higher than the national average. The median age in Madison is 46 which is approximately 28% higher than the Georgia average of 36. In Madison, 57% of the population over 15 years of age are married, 98% speak English and 1% speak Spanish. 75% of Madison residents were born in Georgia, 24% were born out of state, 0% were born outside of the United States and 1% were foreign born.