Niantic

County:: Macon County
County Seat:: No
Area (mi²):: 1.039
State:: Illinois

Niantic is a village located in Macon County, Illinois. Niantic has a 2025 population of 575. Niantic is currently declining at a rate of -1.2% annually and its population has decreased by -5.58% since the most recent census, which recorded a population of 609 in 2020.

The average household income in Niantic is $78,924 with a poverty rate of 7.08%.The median age in Niantic is 31.7 years: 28 years for males, and 33.3 years for females.

Demographics

The racial composition of Niantic includes 81.47% White, and smaller percentages for Native American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	598	81.47%
Two or more races	135	18.39%
Native American	1	0.14%

Niantic Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Niantic's average per capita income is $54,097. Household income levels show a median of $64,009. The poverty rate stands at 7.08%.

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	$88,375	-
Families	$67,917	$90,819
Households	$64,009	$78,924
Non Families	$58,438	$59,728

$54,097

Average Income

$64,009

Median Household Income

7.08%

Poverty Rate