Bluff Springs township Flag

Bluff Springs township

County:
Cass County
County Seat:
No
Area (mi²):
57.629
State:
Illinois

Bluff Springs township is located in Cass County, Illinois. Bluff Springs township has a 2026 population of 856. Bluff Springs township is currently declining at a rate of -0.47% annually and its population has decreased by -2.73% since the most recent census, which recorded a population of 880 in 2020.

The median household income in Bluff Springs township is $122,143 with a poverty rate of 8.29%. The median age in Bluff Springs township is 41.7 years: 41.2 years for males, and 51.1 years for females. For every 100 females there are 143.3 males.

856
Total Population
15
Density (mi²)
-4 -0.47%
Growth

Bluff Springs township Population

Bluff Springs township Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
2026856-4-0.47%
2025860-4-0.46%
2024864-4-0.46%
202386860.7%
2022862-4-0.46%
2021866-14-1.59%
2020880-4-0.45%
2019804-14-1.71%
2018818-9-1.09%
2017827-8-0.96%
2016835-9-1.07%
2015844-13-1.52%
2014857-12-1.38%
2013869-9-1.03%
2012878-12-1.35%
201189020.23%
2010887-1-0.11%

Median Age

Overall: 41.7 years
Female: 51.1 years
Male: 41.2 years

Bluff Springs township Adults

There are 577 adults, (118 of whom are seniors) in Bluff Springs township.

Sex Ratio

Female: 300 (41.1%)
Male: 430 (58.9%)

Demographics

The racial composition of Bluff Springs township includes 81.37% White, 8.49% other race, and smaller percentages for and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White59481.37%
Two or more races7410.14%
Other race628.49%
Race
Population ↓
Percentage (of total)
Two or more races7310%
Other race628.49%
White202.74%
Race
Population ↓
Percentage (of total)
White57478.63%
Two or more races10.14%

Bluff Springs township Marital Status

Economics and Income Statistics

Bluff Springs township 's average per capita income is $82,663. Household income levels show a median of $122,143. The poverty rate stands at 8.29%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median ↓
Mean
Married Families$156,250-
Households$122,143$166,181
Families$120,536$171,551
Non Families-$110,387

$82,663

Average Income

$122,143

Median Household Income

8.29%

Poverty Rate

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)