Hiltonia, GA has a population of 511 and is the 19,402nd largest city in the United States. The population density is 297 per sq mi which is 78% higher than the Georgia average and 228% higher than the national average. The median age in Hiltonia is 37 which is approximately 1% higher than the Georgia average of 36. In Hiltonia, 37% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 75% of Hiltonia residents were born in Georgia, 19% were born out of state, 6% were born outside of the United States and 0% were foreign born.