Paris, IL has a population of 8,413 and is the 4,509th largest city in the United States. The population density is 1,476 per sq mi which is 564% higher than the Illinois average and 1529% higher than the national average. The median age in Paris is 44 which is approximately 18% higher than the Illinois average of 37. In Paris, 62% of the population over 15 years of age are married, 99% speak English and 1% speak Spanish. 61% of Paris residents were born in Illinois, 39% were born out of state, 0% were born outside of the United States and 1% were foreign born.