Leef Flag

Leef

County:
Madison County
County Seat:
No
Area (mi²):
29.239
State:
Illinois

Leef is located in Madison County, Illinois. Leef has a 2025 population of 607 . Leef is currently declining at a rate of 0% annually and its population has decreased by -0.65% since the most recent census, which recorded a population of 611 in 2020.

The average household income in Leef is $119,605 with a poverty rate of 1.08%. The median age in Leef is 34.7 years: 36.4 years for males, and 34.1 years for females. For every 100 females there are 110.3 males.

607
Total Population
21
Density (mi²)

Leef Population

Leef Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Leef includes 87.13% White, and smaller percentages for Asian and multiracial populations.

Population by Race

White (87.13%)

Two or more races (12.6%)

Asian (0.27%)

Race
Population
Percentage (of total)
White64387.13%
Two or more races9312.6%
Asian20.27%

Leef Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Leef's average per capita income is $58,913. Household income levels show a median of $118,958. The poverty rate stands at 1.08%.

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$126,000-
Families$125,500$128,556
Households$118,958$119,605
Non Families$66,042$63,962

$58,913

Average Income

$118,958

Median Household Income

1.08%

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)