Sidney Flag

Sidney

County Seat:
No
Area (mi²):
0.624
State:
Illinois

Sidney is a village located in Champaign County, Illinois. Sidney has a 2026 population of 1,194. Sidney is currently growing at a rate of 0.67% annually but its population has decreased by -0.67% since the most recent census, which recorded a population of 1,202 in 2020.

1.2K
Total Population
1,914
Density (mi²)
8 0.67%
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)