Oswego Flag

Oswego

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

Oswego is located in Kendall County, Illinois. Oswego has a 2025 population of 61,055. Oswego is currently growing at a rate of 1.93% annually and its population has increased by 9.11% since the most recent census, which recorded a population of 55,959 in 2020.

The average household income in Oswego is $131,074 with a poverty rate of 4.37%.The median age in Oswego is 38.2 years: 37.5 years for males, and 38.7 years for females.

61.1K
Total Population
1,530
Density (mi²)
1.2K 1.93%
Growth

Oswego Population

Oswego Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Oswego includes 67.8% White, 9.11% Black or African American, 4.69% other race, 4.51% Asian, and smaller percentages for Native American and multiracial populations.

Population by Race

White (67.8%)

Two or more races (13.3%)

Black or African American (9.1%)

Other race (4.7%)

Asian (4.5%)

Native American (0.6%)

Race
Population
Percentage (of total)
White38,58567.8%
Two or more races7,54513.26%
Black or African American5,1839.11%
Other race2,6724.69%
Asian2,5664.51%
Native American3610.63%

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 $62,041. Household income levels show a median of $113,198. The poverty rate stands at 4.37%.

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$136,834-
Families$121,778$141,944
Households$113,198$131,074
Non Families$61,430$84,452

$62,041

Average Income

$113,198

Median Household Income

4.37%

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)