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 2025 population of 555. Custer Park is currently growing at a rate of 7.14% annually and its population has increased by 11.67% since the most recent census, which recorded a population of 497 in 2020.

The average household income in Custer Park is $132,710 with a poverty rate of 4.69%.The median age in Custer Park is 29 years: 28.6 years for males, and 31.6 years for females.

555
Total Population
3,526
Density (mi²)
37 7.14%
Growth

Custer Park Population

Custer Park Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Custer Park includes 79.11% White, and smaller percentages for and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White33779.11%
Two or more races8920.89%

Custer Park Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Custer Park's average per capita income is $46,306. Household income levels show a median of $173,274. The poverty rate stands at 4.69%.

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
Families$173,611$157,153
Married Families$173,611-
Households$173,274$132,710
Non Families-$32,065

$46,306

Average Income

$173,274

Median Household Income

4.69%

Poverty Rate

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)