You may be subject to a limit on some of your itemized deductions if your adjusted gross income is more than $254,200 ($279,650 if head of household, $305,050 if married filing jointly or qualifying widow(er), $152,525 if married filing separately).
Darien, IL City Data - Population, Homes, Statistics. Darien, IL City Data. Darien, IL is a city with great restaurants, attractions, history and people. There are around 22,860 people who live in Darien and approximately 904,161 who live in DuPage County.
Darien, IL Population and Races. As of 2010-2014, the total population of Darien is 22,251, which is 2.66% less than it was in 2000. The population growth rate is much lower than the state average rate of 3.62% and is much lower than the national average rate of 11.61%.