Summit Flag

Summit

County Seat:
No
Area (mi²):
33.644
State:
Illinois

Summit is located in Effingham County, Illinois. Summit has a 2025 population of 3,700. Summit is currently declining at a rate of -0.22% annually and its population has decreased by -2.27% since the most recent census, which recorded a population of 3,786 in 2020.

The average household income in Summit is $146,253 with a poverty rate of 3.87%.The median age in Summit is 44 years: 47.1 years for males, and 39.9 years for females.

3.7K
Total Population
110
Density (mi²)
-8 -0.22%
Growth

Summit Population

Summit Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Summit includes 98.29% White, and smaller percentages for Two or more races, other race and multiracial populations.

Population by Race

White (98.3%)

Two or more races (1.4%)

Other race (0.3%)

Race
Population
Percentage (of total)
White3,68398.29%
Two or more races541.44%
Other race100.27%

Summit Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Summit's average per capita income is $59,442. Household income levels show a median of $106,154. The poverty rate stands at 3.87%.

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$135,859-
Families$126,442$161,126
Households$106,154$146,253
Non Families$70,417$89,544

$59,442

Average Income

$106,154

Median Household Income

3.87%

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)