Papineau, IL has a population of 198 and is the 24,473rd largest city in the United States. The population density is 875 per sq mi which is 294% higher than the Illinois average and 866% higher than the national average. The median age in Papineau is 31 which is approximately 17% lower than the Illinois average of 37. In Papineau, 55% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 93% of Papineau residents were born in Illinois, 7% were born out of state, 0% were born outside of the United States and 1% were foreign born.