Neoga, IL has a population of 1,770 and is the 11,742nd largest city in the United States. The population density is 1,239 per sq mi which is 457% higher than the Illinois average and 1267% higher than the national average. The median age in Neoga is 41 which is approximately 11% higher than the Illinois average of 37. In Neoga, 56% of the population over 15 years of age are married, 96% speak English and 3% speak Spanish. 81% of Neoga residents were born in Illinois, 19% were born out of state, 0% were born outside of the United States and 1% were foreign born.