Barry, IL has a population of 1,362 and is the 13,264th largest city in the United States. The population density is 964 per sq mi which is 333% higher than the Illinois average and 964% higher than the national average. The median age in Barry is 43 which is approximately 14% higher than the Illinois average of 37. In Barry, 61% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 73% of Barry residents were born in Illinois, 26% were born out of state, 0% were born outside of the United States and 1% were foreign born.