Keenes, IL has a population of 60 and is the 27,935th largest city in the United States. The population density is 469 per sq mi which is 111% higher than the Illinois average and 418% higher than the national average. The median age in Keenes is 52 which is approximately 40% higher than the Illinois average of 37. In Keenes, 70% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 93% of Keenes residents were born in Illinois, 3% were born out of state, 0% were born outside of the United States and 3% were foreign born.