Brooklyn Flag

Brooklyn

County Seat:
No
Area (mi²):
0.811
State:
Illinois

Brooklyn is a village located in St. Clair County, Illinois. Brooklyn has a 2026 population of 623. Brooklyn is currently declining at a rate of -0.95% annually and its population has decreased by -4.15% since the most recent census, which recorded a population of 650 in 2020.

623
Total Population
768
Density (mi²)
-6 -0.95%
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)