Osco Flag

Osco

County:
Henry County
County Seat:
No
Area (mi²):
0.187
State:
Illinois

Osco is a CDP located in Henry County, Illinois. Osco has a 2026 population of 78. Osco is currently growing at a rate of 6.85% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.

The median household income in Osco is $72,778 with a poverty rate of 13.51%. The median age in Osco is 64.2 years: 62.9 years for males, and 64.8 years for females. For every 100 females there are 100.0 males.

78
Total Population
417
Density (mi²)
5 6.85%
Growth

Osco Population

Osco Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
20267856.85%
20257357.35%

Median Age

Overall: 64.2 years
Female: 64.8 years
Male: 62.9 years

Osco Adults

There are 74 adults, (28 of whom are seniors) in Osco.

Sex Ratio

Female: 37 (50%)
Male: 37 (50%)

Demographics

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

Population by Race

Race
Population ↓
Percentage (of total)
White74100%
Race
Population ↓
Percentage (of total)
White74100%

Osco Marital Status

Economics and Income Statistics

Osco 's average per capita income is $0. Household income levels show a median of $72,778. The poverty rate stands at 13.51%.

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
Households$72,778$78,186
Families$72,778$78,186
Married Families$72,778-
Non Families--

$0

Average Income

$72,778

Median Household Income

13.51%

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)