Darien Flag

Darien

County:
DuPage County
County Seat:
No
Area (mi²):
6.168
State:
Illinois

Darien is a city located in DuPage County, Illinois. Darien has a 2026 population of 22,015. Darien is currently growing at a rate of 0.7% annually and its population has increased by 0.08% since the most recent census, which recorded a population of 21,998 in 2020.

22K
Total Population
3,569
Density (mi²)
152 0.7%
Growth

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)