Braidwood, IL has a population of 6,102 and is the 5,698th largest city in the United States. The population density is 1,140 per sq mi which is 413% higher than the Illinois average and 1159% higher than the national average. The median age in Braidwood is 44 which is approximately 18% higher than the Illinois average of 37. In Braidwood, 60% of the population over 15 years of age are married, 96% speak English and 2% speak Spanish. 85% of Braidwood residents were born in Illinois, 14% were born out of state, 0% were born outside of the United States and 2% were foreign born.