Lily Lake

County:: DeKalb County
County Seat:: No
Area (mi²):: 2.717
State:: Illinois

Lily Lake is a village located in DeKalb County, Illinois. Lily Lake has a 2025 population of 1,045. Lily Lake is currently growing at a rate of 0.19% annually and its population has increased by 0.97% since the most recent census, which recorded a population of 1,035 in 2020.

The average household income in Lily Lake is $172,672 with a poverty rate of 0.56%.The median age in Lily Lake is 44.2 years: 44.5 years for males, and 44.1 years for females.

Demographics

The racial composition of Lily Lake includes 94.06% White, and smaller percentages for other race, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	1,347	94.06%
Two or more races	52	3.63%
Other race	31	2.16%
Native Hawaiian or Pacific Islander	2	0.14%

Lily Lake Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Lily Lake's average per capita income is $73,984. Household income levels show a median of $145,192. The poverty rate stands at 0.56%.

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	$152,159	$179,888
Married Families	$151,932	-
Households	$145,192	$172,672
Non Families	$57,917	$58,395

$73,984

Average Income

$145,192

Median Household Income

0.56%

Poverty Rate