Niantic Flag

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.

575
Total Population
553
Density (mi²)
-7 -1.2%
Growth

Niantic Population

Niantic Population

Data after 2023 is projected based on recent change

Demographics

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

Population by Race

White (81.5%)

Two or more races (18.4%)

Native American (0.1%)

Race
Population
Percentage (of total)
White59881.47%
Two or more races13518.39%
Native American10.14%

Niantic Marital Status

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

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

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)