Custer Park Flag

Custer Park

County:
Grundy County
County Seat:
No
Area (mi²):
0.157
State:
Illinois

Custer Park is a CDP located in Grundy County, Illinois. Custer Park has a 2026 population of 524. Custer Park is currently growing at a rate of 6.5% 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 Custer Park is $178,602 with a poverty rate of 3.7%. The median age in Custer Park is 28.8 years: 28.5 years for males, and 31.5 years for females. For every 100 females there are 39.9 males.

524
Total Population
3,329
Density (mi²)
32 6.5%
Growth

Custer Park Population

Custer Park Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
2026524326.5%
2025492337.19%

Median Age

Overall: 28.8 years
Female: 31.5 years
Male: 28.5 years

Custer Park Adults

There are 311 adults, (12 of whom are seniors) in Custer Park.

Sex Ratio

Female: 328 (71.5%)
Male: 131 (28.5%)

Demographics

The racial composition of Custer Park includes 80.39% White, and smaller percentages for and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White36980.39%
Two or more races9019.61%
Race
Population ↓
Percentage (of total)
Two or more races9019.61%
Race
Population ↓
Percentage (of total)
White36980.39%

Custer Park Marital Status

Economics and Income Statistics

Custer Park 's average per capita income is $49,083. Household income levels show a median of $178,602. The poverty rate stands at 3.7%.

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$178,686-
Households$178,602$155,659
Families$178,453$153,542
Non Families-$30,120

$49,083

Average Income

$178,602

Median Household Income

3.7%

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)