Washington Flag

Washington

County:
Tazewell County
County Seat:
No
Area (mi²):
54.876
State:
Illinois

Washington is located in Tazewell County, Illinois. Washington has a 2025 population of 24,070. Washington is currently declining at a rate of -0.15% annually and its population has decreased by -1.77% since the most recent census, which recorded a population of 24,504 in 2020.

The average household income in Washington is $106,500 with a poverty rate of 5.59%.The median age in Washington is 40.3 years: 39.1 years for males, and 41.5 years for females.

24.1K
Total Population
439
Density (mi²)
-36 -0.15%
Growth

Washington Population

Demographics

Economics and Income Statistics

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)