Sullivan township Flag

Sullivan township

County:
Moultrie County
County Seat:
No
Area (mi²):
59.452
State:
Illinois

Sullivan township is located in Moultrie County, Illinois. Sullivan township has a 2025 population of 6,140. Sullivan township is currently declining at a rate of -0.37% annually and its population has decreased by -2.26% since the most recent census, which recorded a population of 6,282 in 2020.

The average household income in Sullivan township is $93,217 with a poverty rate of 8.26%.The median age in Sullivan township is 41.9 years: 38.7 years for males, and 43.8 years for females.

6.1K
Total Population
103
Density (mi²)
-23 -0.37%
Growth

Sullivan 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)