Allendale Flag

Allendale

County:
Wabash County
County Seat:
No
Area (mi²):
0.307
State:
Illinois

Allendale is a village located in Wabash County, Illinois. Allendale has a 2025 population of 432. Allendale is currently declining at a rate of -1.14% annually and its population has decreased by -5.47% since the most recent census, which recorded a population of 457 in 2020.

The average household income in Allendale is $94,609 with a poverty rate of 11.5%.The median age in Allendale is 48 years: 38.8 years for males, and 48.9 years for females.

432
Total Population
1,407
Density (mi²)
-5 -1.14%
Growth

Allendale 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)