Seward township Flag

Seward township

County Seat:
No
Area (mi²):
35.806
State:
Illinois

Seward township is located in Winnebago County, Illinois. Seward township has a 2025 population of 826. Seward township is currently declining at a rate of -0.24% annually and its population has decreased by -2.02% since the most recent census, which recorded a population of 843 in 2020.

The average household income in Seward township is $114,033 with a poverty rate of 1.24%.The median age in Seward township is 35.8 years: 35.4 years for males, and 36.9 years for females.

826
Total Population
23
Density (mi²)
-2 -0.24%
Growth

Seward township Population

Seward township Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Seward township includes 100% White, and smaller percentages for and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White890100%

Seward township Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Seward township's average per capita income is $60,564. Household income levels show a median of $104,216. The poverty rate stands at 1.24%.

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
Families$112,579$126,915
Married Families$112,579-
Households$104,216$114,033
Non Families$67,500$61,750

$60,564

Average Income

$104,216

Median Household Income

1.24%

Poverty Rate

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)