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CITY · 2000 CENSUS

Niantic

Illinois · 738 residents · 1.039 sq mi
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The short version

Niantic has roughly average household income, with a median household income of $41,184. Population has held roughly steady since 1990. 12% of adults hold a bachelor's degree or higher, below the national rate of 24%. Median home value has more than doubled since 1990, reaching $69,400.

At a glance
Average income
near the US median
US median: $42,589
Younger
median age 33.0
US median: 35.2
Less educated
12% hold a bachelor's degree
US average: 24%
Less affordable
home values up 46%, inflation adjusted
US median home: $120,530
Section 01

Population & growth

Total population
738
+10%since 1990
from 669 in 1990
1990 – 2025
Population density
710 / sq mi
+10%since 1990
from 644 / sq mi in 1990
US average: 242
Median age
33.0
Unchangedsince 1990
from 33.1 in 1990
US average: 35.2
Population, 1990 – 2024
4295196107017911990201020202024Niantic
2024671
1990201020202024
Section 02

Income & economy

Median household income
$41,184
−1%inflation adjusted, since 1990
from $31,437 in 1990
US average: $42,589
1990 – 2024
Per capita income
$19,448
+63%since 1990
from $11,954 in 1990
US average: $21,522
Poverty rate
7.8%
−0.7 ptssince 1990
from 8.5% in 1990
US average: 12.4%
Section 03

Housing

Median home value
$69,400
+46%inflation adjusted, since 1990
from $36,100 in 1990
US average: $120,530
1990 – 2024
Median gross rent
$400
−31%inflation adjusted, since 1990
from $441 in 1990
US average: $602
Owner-occupied
86.6%
+2.1 ptssince 1990
from 84.5% in 1990
13.4% rent
Afford Score
1.7
+47%since 1990
from 1.1 in 1990
1990 – 2024
RELATED:See current rent listings in Niantic on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic100%(669)
Black0%(0)
Hispanic / Latino0%(0)
Asian0%(0)
Diversity Score0%(0)
2000
White, non-Hispanic98.9%(730)
Black0%(0)
Hispanic / Latino0.7%(5)
Asian0%(0)
Diversity Score1.7%(12)
Diversity Score
2
from 0 in 1990
1990 – 2024
Section 05

Education

Bachelor's degree or higher
11.7%
−1.6 ptssince 1990
from 13.3% in 1990
US average: 24.4%
High school or higher
90.3%
+11.4 ptssince 1990
from 78.9% in 1990
US average: 80.3%
Graduate degree
2.2%
−1.1 ptssince 1990
from 3.3% in 1990
US average: 8.8%
Section 06

Commute & transportation

Average commute
18.0 min
−26%since 1990
from 24.3 min in 1990
US average: 17.6
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Drill deeper

Places similar to Niantic

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Pop 579
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Pop 582
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Pop 591
Spring Ridge
Pop 555
Places similar to Niantic
Head to head

Compare Niantic to nearby cities

NIANTIC VS
Decatur
Income$51,592+25%
Home value$99,600+44%
Population67,884+11645%
SEE FULL COMPARISON →
NIANTIC VS
Taylorville
Income$57,552+40%
Home value$104,100+50%
Population10,522+1720%
SEE FULL COMPARISON →
NIANTIC VS
Lincoln
Income$57,340+39%
Home value$124,300+79%
Population12,981+2146%
SEE FULL COMPARISON →
NIANTIC VS
Springfield
Income$66,064+60%
Home value$162,100+134%
Population112,989+19448%
SEE FULL COMPARISON →
Frequently asked

How many people live in Niantic, Illinois?

Niantic, Illinois has about 738 residents according to the 2000 Census.

What is the median household income in Niantic, Illinois?

The typical household in Niantic, Illinois earns about $41,184 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 $69,400, and the typical rent is about $400 a month.

How educated are people in Niantic, Illinois?

About 11.7% 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 7.8% of people in Niantic, Illinois live below the federal poverty line.

Has Niantic, Illinois grown since 1990?

Yes, Niantic, Illinois has grown since 1990. The population has added about 69 residents, a change of about 10 percent over that period.

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

How we source and harmonize this data →