Niantic ZIP Codes — Macon County, IL

There is one unique ZIP code in Niantic, Illinois and it is 62551. Area code: 217.

ZIP codes

26.19

sq mi land

0.06

sq mi water

217

area code

Niantic, IL ZIP code map

About Niantic, IL

Niantic, Illinois, is a charming village located within the picturesque Macon County. This small town offers a close-knit community atmosphere, perfect for those seeking the tranquility of rural living. Known for its friendly residents and quaint surroundings, Niantic is a delightful place to call home.

Location & geography

Niantic is situated in central Illinois, nestled within the broader regional geography of Macon County. The village is approximately 15 miles east of Decatur, 20 miles northwest of Mattoon, and about 30 miles south of Springfield. Covering a land area of 26.19 square miles, Niantic features a modest water area of 0.06 square miles, highlighting its primarily land-based environment.

Community & economy

The character of Niantic revolves around a strong sense of community, where residents often gather for local events and festivals. The village is characterized by its agricultural roots and has a small-industrial presence that contributes to the local economy. Daily life in Niantic includes enjoying the natural beauty of the surrounding area and participating in community-focused activities.

Transportation

Highway 121 is one of the primary routes providing access to and from Niantic, facilitating travel for both residents and visitors. The nearest major airport is Decatur Airport, located approximately 15 miles to the west, offering services for regional flights. The community's transportation framework supports ease of movement in this predominantly rural area.

History

Niantic was founded in the mid-19th century and has roots in the agricultural expansion of central Illinois. Throughout its history, the village has been primarily dependent on farming and rural industries that shaped its development and community identity. Significant events in its history include the establishment of local schools and community gatherings, which reflect its commitment to education and social cohesion.

Did you know?

A surprising aspect of Niantic is its small-town charm, where residents often recount stories of the village's rich cultural heritage and historical traditions. Additionally, despite its size, Niantic maintains strong connections to nearby urban areas, providing a blend of rural living with easy access to city amenities.

ZIP codes for Niantic, IL (1)

ZIP code	City	County	Map
62551	Niantic	Macon	View map

Demographics & statistics

924

Population

36.3

Median age

$65,750

Median household income

$30,365

Per capita income

$105,500

Median home value

$700

Median monthly rent

82.4%

Home ownership

6.7%

Poverty rate

9.3%

Unemployment

312

Housing units

13.8%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	292	31.6%
18 and over	632	68.4%
65 and over	143	15.5%
Median age	36.3 years

Race & ethnicity

White 78.2%

Two or more races 14.2%

Hispanic or Latino 7.2%

Other race 0.3%

American Indian / Alaska Native 0.1%

Group	Count	%
White	779	78.2%
Two or more races	141	14.2%
Hispanic or Latino	72	7.2%
Other race	3	0.3%
American Indian / Alaska Native	1	0.1%

Household income

Under $10k 3.8%

$10k–$15k 0.6%

$15k–$25k 4.1%

$25k–$35k 8.5%

$35k–$50k 12.3%

$50k–$75k 24.3%

$75k–$100k 26.4%

$100k–$150k 12.3%

$150k–$200k 2.9%

$200k+ 4.7%

Range	% of households
Under $10k	3.8%
$10k–$15k	0.6%
$15k–$25k	4.1%
$25k–$35k	8.5%
$35k–$50k	12.3%
$50k–$75k	24.3%
$75k–$100k	26.4%
$100k–$150k	12.3%
$150k–$200k	2.9%
$200k+	4.7%
Median income	$65,750

Housing

Home values

Under $50k 6.0%

$50k–$100k 37.7%

$100k–$150k 40.9%

$150k–$200k 6.4%

$200k–$300k 6.0%

$300k–$500k 2.8%

Housing overview

Metric	Value
Median home value	$105,500
Median rent / month	$700
Owner occupied	82.4%
Renter occupied	17.6%
Vacant	8.3%
Single-family detached	84.7%
Large apartment buildings	0.0%
Mobile homes	1.6%
Median rooms	5.8
Avg household size (owned)	2.74

Year built

Era	%
2020 or later	0.5%
2010–2019	0.0%
2000–2009	4.0%
1990–1999	10.5%
1980–1989	7.5%
1970–1979	16.1%
1960–1969	7.5%
1950–1959	9.9%
1940–1949	6.5%
1939 or earlier	37.4%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	5.9%
2 bedrooms	27.2%
3 bedrooms	44.9%
4 bedrooms	17.2%
5+ bedrooms	4.8%

Vehicles per household

Vehicles	% of households
No vehicle	3.2%
1 vehicle	31.4%
2 vehicles	46.3%
3 or more	19.1%

Heating fuel

Fuel type	%
Utility gas	61.3%
Electricity	21.7%
Propane / LP gas	17.0%

Households & families

Household type	Count	%
Married-couple family	155	45.5%
Cohabiting couple	35	10.3%
Male householder, no spouse	94	27.6%
Female householder, no spouse	57	16.7%
Households with children under 18	87	25.5%
Households with seniors (65+)	116	34.0%
Average household size	2.71

Marital status

Status	Male	Female
Never married	22.5%	26.0%
Married	49.4%	50.2%
Separated	4.4%	0.9%
Widowed	3.5%	7.5%
Divorced	20.2%	15.4%

Education

Less than 9th grade 3.6%

Some HS, no diploma 3.3%

HS graduate 42.7%

Some college, no degree 28.1%

Associate's degree 8.6%

Bachelor's degree 6.0%

Graduate / professional 7.7%

Metric	%
HS diploma or higher	93.1%
Bachelor's or higher	13.8%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	4	1.9%
Kindergarten	14	6.7%
Elementary school	111	53.1%
High school	29	13.9%
College / grad school	51	24.4%

Employment

Industry of employment

Manufacturing 24.5%

Education & healthcare 21.6%

Professional & management 12.3%

Retail trade 9.1%

Transportation & utilities 8.9%

Finance & real estate 5.9%

Wholesale trade 4.5%

Public administration 4.1%

Arts, food & hospitality 3.0%

Construction 2.7%

Other services 2.3%

Agriculture & mining 0.7%

Information 0.5%

Occupation

Category	%
Management, business & arts	28.0%
Service	11.4%
Sales & office	28.4%
Natural resources & construction	16.4%
Production & transportation	15.9%

Employment type

Type	%
Private sector	85.9%
Government	11.4%
Self-employed	2.7%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	85.5%
Carpool	11.8%
Public transit	0.0%
Walk	0.0%
Other means	0.5%
Avg commute (minutes)	22.8

Poverty

All people 6.7%

Under 18 years 4.4%

18 and over 7.6%

Married-couple families 2.6%

Female-led households 33.3%

Income support

Source	% of households
Social Security	38.4%
Retirement income	15.5%
Supplemental Security	4.4%
Cash public assistance	2.1%
Food stamps / SNAP	10.3%

Health indicators

Condition	%
High blood pressure	30.5%
High cholesterol	31.3%
Heart disease	5.8%
Stroke	2.6%
Asthma	9.4%
Arthritis	24.9%
Kidney disease	2.5%
Pulmonary disease	6.2%
Cancer	6.8%

Behavior / access	%
Binge drinking	16.3%
No physical activity	22.3%
Less than 7 hrs sleep	30.1%
Fair or poor health	12.0%
Poor mental health	12.6%
Poor physical health	8.9%
No health insurance	9.6%
Visited doctor (checkup)	76.4%
Visited dentist	67.5%
Cholesterol screening	90.0%
Teeth loss	12.0%

Veterans & disability

Veterans	Count	%
Civilian veterans	73	11.6%

Disability	%
Any disability	10.3%
Under 18	6.8%
18–64 years	7.6%
65 and over	26.6%

Health insurance coverage

Type	%
Private insurance	84.1%
Public insurance	30.4%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	789	85.4%
Spanish	15	1.9%
Other Indo-European	15	1.9%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	900	97.4%
Born in same state	896	97.0%
Born in different state	756	81.8%
Foreign born	4	0.4%
Naturalized citizen	24	2.6%
Not a US citizen	10	41.7%

Ancestry

Ancestry	Count	%
French	157	17%
Arab	79	8.5%
Italian	70	7.6%

Ancestry	Count	%
English	7	0.8%
Dutch	7	0.8%
Polish	2	0.2%

Technology access

Metric	% of households
Computer access	36.9%
Internet access	96.8%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions

What ZIP codes does Niantic, IL have?

Niantic, IL has one ZIP code: 62551. Each ZIP code serves a distinct delivery area within the city and surrounding region.