Copley Flag

Copley

County:
Knox County
County Seat:
No
Area (mi²):
35.073
State:
Illinois

Copley is located in Knox County, Illinois. Copley has a 2025 population of 376. Copley is currently declining at a rate of -0.79% annually and its population has decreased by -4.57% since the most recent census, which recorded a population of 394 in 2020.

The average household income in Copley is $116,577 with a poverty rate of 3.83%. The median age in Copley is 35.4 years: 32.7 years for males, and 35.8 years for females.

376
Total Population
11
Density (mi²)
-3 -0.79%
Growth

Copley Population

Copley Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Copley includes 98.65% White, and smaller percentages for Two or more races and multiracial populations.

Population by Race

White (98.7%)

Two or more races (1.4%)

Race
Population
Percentage (of total)
White43898.65%
Two or more races61.35%

Copley Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Copley's average per capita income is $57,833. Household income levels show a median of $115,156. The poverty rate stands at 3.83%.

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$116,797-
Families$116,406$130,408
Households$115,156$116,577
Non Families-$45,368

$57,833

Average Income

$115,156

Median Household Income

3.83%

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)