Kilbourne Flag

Kilbourne

County:
Mason County
County Seat:
No
Area (mi²):
0.889
State:
Illinois

Kilbourne is a village located in Mason County, Illinois. Kilbourne has a 2025 population of 256 . Kilbourne is currently declining at a rate of -1.16% annually and its population has decreased by -4.48% since the most recent census, which recorded a population of 268 in 2020.

The average household income in Kilbourne is $52,222 with a poverty rate of 20.22%. The median age in Kilbourne is 33.5 years: 37.5 years for males, and 31.7 years for females. For every 100 females there are 90.2 males.

256
Total Population
288
Density (mi²)
-3 -1.16%
Growth

Kilbourne Population

Kilbourne Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Kilbourne includes 98.9% White, and smaller percentages for Two or more races and multiracial populations.

Population by Race

White (98.9%)

Two or more races (1.1%)

Race
Population
Percentage (of total)
White26998.9%
Two or more races31.1%

Kilbourne Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Kilbourne's average per capita income is $30,000. Household income levels show a median of $40,625. The poverty rate stands at 20.22%.

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$61,875-
Families$46,071$62,642
Households$40,625$52,222
Non Families$28,750$31,206

$30,000

Average Income

$40,625

Median Household Income

20.22%

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)