Palatka, FL has a population of 10,407 and is the 3,836th largest city in the United States. The population density is 1,081 per sq mi which is 268% higher than the Florida average and 1093% higher than the national average. The median age in Palatka is 35 which is approximately 16% lower than the Florida average of 42. In Palatka, 40% of the population over 15 years of age are married, 95% speak English and 5% speak Spanish. 73% of Palatka residents were born in Florida, 23% were born out of state, 1% were born outside of the United States and 3% were foreign born.