Terre Lac

County:: Jefferson County
County Seat:: No
Area (mi²):: 6.987
State:: Missouri

Terre Lac is a CDP located in Jefferson County, Missouri. Terre Lac has a 2025 population of 3,054. Terre Lac is currently growing at a rate of 7.16% annually and its population has increased by 28.21% since the most recent census, which recorded a population of 2,382 in 2020.

The average household income in Terre Lac is $97,813 with a poverty rate of 11.46%. The median age in Terre Lac is 44.8 years: 48.8 years for males, and 43.7 years for females.

Demographics

The racial composition of Terre Lac includes 96.91% White, and smaller percentages for Two or more races, Asian, other race, Black or African American, Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Two or more races

Asian

Other race

Black or African American

Native American

Native Hawaiian or Pacific Islander

Race	Population	Percentage (of total)
White	2,384	96.91%
Two or more races	36	1.46%
Asian	25	1.02%
Other race	15	0.61%
Black or African American	0	0%
Native American	0	0%
Native Hawaiian or Pacific Islander	0	0%

Terre Lac Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Terre Lac's average per capita income is $45,455. Household income levels show a median of $93,115. The poverty rate stands at 11.46%.

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	$103,264	-
Families	$100,496	$102,885
Households	$93,115	$97,813
Non Families	$47,585	$50,909

$45,455

Average Income

$93,115

Median Household Income

11.46%

Poverty Rate