Oswego township Flag

Oswego township

County:
Kendall County
County Seat:
No
Area (mi²):
39.911
State:
Illinois

Oswego township is located in Kendall County, Illinois. Oswego township has a 2026 population of 63,675. Oswego township is currently growing at a rate of 2.49% annually and its population has increased by 13.78% since the most recent census, which recorded a population of 55,963 in 2020.

The median household income in Oswego township is $114,047 with a poverty rate of 5.18%. The median age in Oswego township is 38.4 years: 37.5 years for males, and 39 years for females. For every 100 females there are 94.9 males.

63.7K
Total Population
1,595
Density (mi²)
1.5K 2.49%
Growth

Oswego township Population

Oswego township Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202663,6751,5472.49%
202562,1281,5472.55%
202460,5811,5472.62%
202359,0341,3632.36%
202257,6717511.32%
202156,9209571.71%
202055,9631870.34%
201957,7188171.44%
201856,9014640.82%
201756,4375300.95%
201655,9077501.36%
201555,1578321.53%
201454,3251,0251.92%
201353,3006771.29%
201252,6237431.43%
201151,8801,0101.99%
201051,1292780.55%

Median Age

Overall: 38.4 years
Female: 39 years
Male: 37.5 years

Oswego township Adults

There are 43,361 adults, (6,603 of whom are seniors) in Oswego township.

Sex Ratio

Female: 29,773 (51.3%)
Male: 28,250 (48.7%)

Demographics

The racial composition of Oswego township includes 63.89% White, 8.24% Black or African American, 5.23% Asian, 4.98% other race, and smaller percentages for Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White37,06963.89%
Two or more races9,55816.47%
Black or African American4,7798.24%
Asian3,0325.23%
Other race2,8884.98%
Native American6971.2%
Race
Population ↓
Percentage (of total)
Two or more races7,20212.41%
Other race2,5614.41%
White1,5522.67%
Native American5250.9%
Black or African American1060.18%
Asian620.11%
Race
Population ↓
Percentage (of total)
White35,51761.21%
Black or African American4,6738.05%
Asian2,9705.12%
Two or more races2,3564.06%
Other race3270.56%
Native American1720.3%

Oswego township Marital Status

Economics and Income Statistics

Oswego township 's average per capita income is $62,434. Household income levels show a median of $114,047. The poverty rate stands at 5.18%.

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$138,866$160,136
Families$124,676$143,491
Households$114,047$132,483
Non Families$65,038$89,016

$62,434

Average Income

$114,047

Median Household Income

5.18%

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)