Aux Sable township Flag

Aux Sable township

County:
Grundy County
County Seat:
No
Area (mi²):
29.089
State:
Illinois

Aux Sable township is located in Grundy County, Illinois. Aux Sable township has a 2025 population of 16,105. Aux Sable township is currently growing at a rate of 0.95% annually and its population has increased by 4.76% since the most recent census, which recorded a population of 15,373 in 2020.

The average household income in Aux Sable township is $136,344 with a poverty rate of 3.51%.The median age in Aux Sable township is 32.3 years: 31.7 years for males, and 33 years for females.

16.1K
Total Population
554
Density (mi²)
152 0.95%
Growth

Aux Sable township 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)