Oswego Flag

Oswego

County:
Kendall County
County Seat:
No
Area (mi²):
15.198
State:
Illinois

Oswego is a village located in Kendall County, Illinois. Oswego has a 2025 population of 38,640. Oswego is currently growing at a rate of 2.07% annually and its population has increased by 11.28% since the most recent census, which recorded a population of 34,724 in 2020.

The average household income in Oswego is $134,326 with a poverty rate of 2.26%.The median age in Oswego is 39.7 years: 38.2 years for males, and 40.2 years for females.

38.6K
Total Population
2,542
Density (mi²)
783 2.07%
Growth

Oswego Population

Oswego Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Oswego includes 68.75% White, 12.01% Black or African American, 4.55% Asian, and smaller percentages for other race, Native American and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White24,38068.75%
Two or more races4,28812.09%
Black or African American4,26012.01%
Asian1,6144.55%
Other race7852.21%
Native American1360.38%

Oswego Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Oswego's average per capita income is $68,753. Household income levels show a median of $119,881. The poverty rate stands at 2.26%.

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$148,420-
Families$127,077$144,183
Households$119,881$134,326
Non Families$59,009$86,459

$68,753

Average Income

$119,881

Median Household Income

2.26%

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)