Willow Branch township Flag

Willow Branch township

County:
Piatt County
County Seat:
No
Area (mi²):
67.329
State:
Illinois

Willow Branch township is located in Piatt County, Illinois. Willow Branch township has a 2026 population of 938. Willow Branch township is currently declining at a rate of -0.74% annually and its population has decreased by -2.19% since the most recent census, which recorded a population of 959 in 2020.

The median household income in Willow Branch township is $88,929 with a poverty rate of 3.14%. The median age in Willow Branch township is 45.7 years: 40.6 years for males, and 46.8 years for females. For every 100 females there are 114.4 males.

938
Total Population
14
Density (mi²)
-7 -0.74%
Growth

Willow Branch township Population

Willow Branch township Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
2026938-7-0.74%
2025945-7-0.74%
2024952-7-0.73%
202395930.31%
2022956-7-0.73%
202196340.42%
202095900%
201982440.49%
2018820-4-0.49%
2017824-5-0.6%
201682980.97%
2015821-1-0.12%
2014822-2-0.24%
2013824-5-0.6%
2012829-9-1.07%
2011838-1-0.12%
2010838-1-0.12%

Median Age

Overall: 45.7 years
Female: 46.8 years
Male: 40.6 years

Willow Branch township Adults

There are 712 adults, (236 of whom are seniors) in Willow Branch township.

Sex Ratio

Female: 431 (46.6%)
Male: 493 (53.4%)

Demographics

The racial composition of Willow Branch township includes 92.75% White, and smaller percentages for other race, Asian and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White85792.75%
Two or more races566.06%
Other race60.65%
Asian50.54%
Race
Population ↓
Percentage (of total)
Other race60.65%
White40.43%
Two or more races20.22%
Race
Population ↓
Percentage (of total)
White85392.32%
Two or more races545.84%
Asian50.54%

Willow Branch township Marital Status

Economics and Income Statistics

Willow Branch township 's average per capita income is $64,792. Household income levels show a median of $88,929. The poverty rate stands at 3.14%.

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$126,818-
Families$90,500$144,795
Households$88,929$130,252
Non Families$45,938$57,394

$64,792

Average Income

$88,929

Median Household Income

3.14%

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)