Kenney, IL has a population of 349 and is the 21,620th largest city in the United States. The population density is 1,161 per sq mi which is 422% higher than the Illinois average and 1181% higher than the national average. The median age in Kenney is 45 which is approximately 19% higher than the Illinois average of 37. In Kenney, 64% of the population over 15 years of age are married, 99% speak English and 1% speak Spanish. 91% of Kenney residents were born in Illinois, 8% were born out of state, 1% were born outside of the United States and 0% were foreign born.