CITY · 1990 CENSUS

Niantic

Illinois · 669 residents · 1.039 sq mi

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The short version

Niantic has roughly average household income, with a median household income of $31,437. Population has declined 9% since 2000. Median home value is $36,100.

At a glance

Average income

near the US median

US median: $30,130

Mid-age

median age 33.1

US median: 33.0

Less educated

13% hold a bachelor's degree

US average: 20%

More affordable

home values down 31%, inflation adjusted

US median home: $93,722

Section 01

Population & growth

Total population

669

−9%vs 2000

vs 738 in 2000

1990 – 2025

Median age

33.1

Unchangedvs 2000

vs 33.0 in 2000

US average: 33.0

Population, 1990 – 2024

2024671

Age distribution, 1990

Under 56.9%(46)

US avg: 7.3%

5 to 98.7%(58)

US avg: 7.3%

10 to 149.4%(63)

US avg: 6.9%

15 to 197.8%(52)

US avg: 7.1%

20 to 243.4%(23)

US avg: 7.5%

25 to 3417.9%(120)

US avg: 17.5%

35 to 4414.8%(99)

US avg: 15.1%

45 to 547.2%(48)

US avg: 10.2%

55 to 649.1%(61)

US avg: 8.5%

65 to 747.5%(50)

US avg: 7.3%

75 to 844.9%(33)

US avg: 4%

85 and over2.4%(16)

US avg: 1.2%

BAR + DOT: THIS PLACE · TICK: US AVERAGE

Section 02

Income & economy

Median household income

$31,437

+1%inflation adjusted, since 2000

vs $41,184 in 2000

US average: $30,130

1990 – 2024

Per capita income

$11,954

−39%vs 2000

vs $19,448 in 2000

US average: $14,340

Poverty rate

8.5%

+0.7 ptsvs 2000

vs 7.8% in 2000

US average: 13.2%

Section 03

Housing

Median home value

$36,100

−31%inflation adjusted, since 2000

vs $69,400 in 2000

US average: $93,722

1990 – 2024

Median gross rent

$441

+45%inflation adjusted, since 2000

vs $400 in 2000

US average: $450

Owner-occupied

84.5%

−2.1 ptsvs 2000

vs 86.6% in 2000

15.5% rent

RELATED:See current rent listings in Niantic on RentDataNow

Section 04

Race & ethnicity

2000

White, non-Hispanic98.9%(730)

Black0%(0)

Hispanic / Latino0.7%(5)

Asian0%(0)

Other0%

1990

White, non-Hispanic100%(669)

Black0%(0)

Hispanic / Latino0%(0)

Asian0%(0)

Other0%(0)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

Detailed origin tables are available for 2024; showing 2024 data.

Hispanic origin

Mexican10%(67)

Ancestry

English17.1%(115)

German13.3%(89)

American12.1%(81)

Irish6%(40)

Scottish2.1%(14)

Italian1.3%(9)

Welsh1%(7)

French0.7%(5)

Swedish0.7%(5)

British0.3%(2)

Norwegian0.3%(2)

Scotch-Irish0.3%(2)

RANKED:Largest English population · Largest German population · Largest American population · Largest Mexican population · Largest Irish population

Section 05

Education

Bachelor's degree or higher

13.3%

+1.6 ptsvs 2000

vs 11.7% in 2000

US average: 20.3%

High school or higher

78.9%

−11.4 ptsvs 2000

vs 90.3% in 2000

US average: 75.2%

Graduate degree

3.3%

+1.1 ptsvs 2000

vs 2.2% in 2000

US average: 7.1%

Section 06

Commute & transportation

Average commute

24.3 min

+35%vs 2000

vs 18.0 min in 2000

US average: 21.9

Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Marital status (2024)

Men 15+

Never married27.6%(66)

Married46%(110)

Widowed3.8%(9)

Divorced22.6%(54)

Women 15+

Never married29.9%(72)

Married38.2%(92)

Widowed7.9%(19)

Divorced24.1%(58)

SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024

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Frequently asked

How many people live in Niantic, Illinois?

Niantic, Illinois has about 669 residents according to the 1990 Census.

What is the median household income in Niantic, Illinois?

The typical household in Niantic, Illinois earns about $31,437 a year. Half of households make more than that, and half make less.

Is Niantic, Illinois expensive?

In Niantic, Illinois, the median home is worth about $36,100, and the typical rent is about $441 a month.

How educated are people in Niantic, Illinois?

About 13.3% of adults age 25 and over in Niantic, Illinois hold a bachelor's degree or higher.

What is the poverty rate in Niantic, Illinois?

About 8.5% of people in Niantic, Illinois live below the federal poverty line.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →