Wonder Lake Flag

Wonder Lake

County:
McHenry County
County Seat:
No
Area (mi²):
4.964
State:
Illinois

Wonder Lake is a village located in McHenry County, Illinois. Wonder Lake has a 2025 population of 5,504. Wonder Lake is currently growing at a rate of 5.93% annually and its population has increased by 38.78% since the most recent census, which recorded a population of 3,966 in 2020.

The average household income in Wonder Lake is $125,495 with a poverty rate of 4.46%.The median age in Wonder Lake is 33.8 years: 33.7 years for males, and 35.3 years for females.

5.5K
Total Population
1,109
Density (mi²)
308 5.93%
Growth

Wonder Lake Population

Wonder Lake Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Wonder Lake includes 77.73% White, 4.56% other race, and smaller percentages for Asian and multiracial populations.

Population by Race

White (77.7%)

Two or more races (15.9%)

Other race (4.6%)

Asian (1.8%)

Race
Population
Percentage (of total)
White3,21977.73%
Two or more races65715.87%
Other race1894.56%
Asian761.84%

Wonder Lake Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Wonder Lake's average per capita income is $70,566. Household income levels show a median of $102,829. The poverty rate stands at 4.46%.

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$116,923-
Families$112,679$117,258
Households$102,829$125,495
Non Families$75,486$154,552

$70,566

Average Income

$102,829

Median Household Income

4.46%

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)