Hawthorn Woods, IL has a population of 7,590 and is the 4,886th largest city in the United States. The population density is 942 per sq mi which is 324% higher than the Illinois average and 940% higher than the national average. The median age in Hawthorn Woods is 44 which is approximately 17% higher than the Illinois average of 37. In Hawthorn Woods, 75% of the population over 15 years of age are married, 83% speak English and 1% speak Spanish. 54% of Hawthorn Woods residents were born in Illinois, 28% were born out of state, 0% were born outside of the United States and 17% were foreign born.