Winnetka

County:: Cook County
County Seat:: No
Area (mi²):: 3.811
State:: Illinois

Winnetka is a village located in Cook County, Illinois. Winnetka has a 2025 population of 12,020. Winnetka is currently declining at a rate of -1.12% annually and its population has decreased by -5.35% since the most recent census, which recorded a population of 12,700 in 2020.

The average household income in Winnetka is $457,404 with a poverty rate of 1.9%.The median age in Winnetka is 42.4 years: 41.8 years for males, and 42.9 years for females.

Demographics

The racial composition of Winnetka includes 90.43% White, and smaller percentages for Asian, other race, Black or African American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	11,311	90.43%
Two or more races	656	5.24%
Asian	302	2.41%
Other race	185	1.48%
Black or African American	43	0.34%
Native Hawaiian or Pacific Islander	11	0.09%

Winnetka Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Winnetka's average per capita income is $153,651. Household income levels show a median of $250,001. The poverty rate stands at 1.9%.

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
Households	$250,001	$457,404
Families	$250,001	$512,646
Married Families	$250,001	-
Non Families	$70,272	$189,821

$153,651

Average Income

$250,001

Median Household Income

1.9%

Poverty Rate