Saint Peter ZIP Codes — Fayette County, IL

There is one unique ZIP code in Saint Peter, Illinois and it is 62880. Area code: 618.

ZIP codes

41.80

sq mi land

0.00

sq mi water

618

area code

Saint Peter, IL ZIP code map

About Saint Peter, IL

Saint Peter is a charming city located in the state of Illinois. Nestled in Fayette County, this small community offers a peaceful setting for its residents. With a single ZIP code of 62880, Saint Peter embodies the essence of rural life in central Illinois.

Location & geography

Saint Peter is situated approximately 12 miles northeast of Vandalia, a well-known neighboring city. The terrain is predominantly flat, typical of the Midwestern landscape, covering a total land area of 41.80 square miles, with no water area. This rural setting provides an expansive environment for outdoor activities and agriculture.

Community & economy

The community of Saint Peter boasts a friendly and close-knit atmosphere that reflects the values of small-town life. It primarily thrives on agriculture and local enterprises, making farming a key aspect of daily life for many residents. The city's serene environment and welcoming spirit attract visitors looking for a retreat from urban living.

Transportation

Saint Peter is accessible via local roads and highways, with nearby U.S. Route 51 providing convenient connectivity to larger cities. The closest major airport is the MidAmerica St. Louis Airport, located roughly 40 miles away, which offers broader travel options. Public transit options are minimal, emphasizing the quiet, rural nature of the community.

History

Saint Peter was founded as a small agricultural hub in the 19th century, drawing settlers who were attracted to its fertile land. Throughout its history, the city's economy has remained closely tied to farming and local industries. Notable events in its past have included community gatherings and agricultural fairs that celebrate the city's heritage.

Did you know?

One surprising fact about Saint Peter is its commitment to preserving rural traditions through local festivals and events. The city also serves as a reminder of Illinois's agricultural roots, showcasing the importance of farming in the region.

ZIP codes for Saint Peter, IL (1)

ZIP code	City	County	Map
62880	Saint Peter	Fayette	View map

Demographics & statistics

636

Population

52.8

Median age

$65,208

Median household income

$42,192

Per capita income

$127,600

Median home value

$575

Median monthly rent

89.5%

Home ownership

5.3%

Poverty rate

0.0%

Unemployment

264

Housing units

28.2%

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	130	20.4%
18 and over	506	79.6%
65 and over	181	28.5%
Median age	52.8 years

Race & ethnicity

White 91.8%

Two or more races 8.2%

Group	Count	%
White	584	91.8%
Two or more races	52	8.2%

Household income

Under $10k 1.7%

$10k–$15k 1.0%

$15k–$25k 8.0%

$25k–$35k 12.5%

$35k–$50k 18.5%

$50k–$75k 24.7%

$75k–$100k 4.5%

$100k–$150k 16.7%

$150k–$200k 2.4%

$200k+ 9.8%

Range	% of households
Under $10k	1.7%
$10k–$15k	1.0%
$15k–$25k	8.0%
$25k–$35k	12.5%
$35k–$50k	18.5%
$50k–$75k	24.7%
$75k–$100k	4.5%
$100k–$150k	16.7%
$150k–$200k	2.4%
$200k+	9.8%
Median income	$65,208

Housing

Home values

Under $50k 19.1%

$50k–$100k 19.5%

$100k–$150k 23.3%

$150k–$200k 20.2%

$200k–$300k 0.8%

$300k–$500k 13.6%

$500k–$1M 3.5%

Housing overview

Metric	Value
Median home value	$127,600
Median rent / month	$575
Owner occupied	89.5%
Renter occupied	10.5%
Vacant	2.4%
Single-family detached	85.7%
Large apartment buildings	0.0%
Mobile homes	12.9%
Median rooms	7.0
Avg household size (owned)	2.21

Year built

Era	%
2020 or later	0.0%
2010–2019	0.3%
2000–2009	5.8%
1990–1999	17.0%
1980–1989	12.9%
1970–1979	3.1%
1960–1969	21.4%
1950–1959	10.9%
1940–1949	10.5%
1939 or earlier	18.0%

Bedrooms

Size	% of units
No bedroom (studio)	0.7%
1 bedroom	2.7%
2 bedrooms	33.7%
3 bedrooms	41.5%
4 bedrooms	17.0%
5+ bedrooms	4.4%

Vehicles per household

Vehicles	% of households
No vehicle	5.2%
1 vehicle	48.1%
2 vehicles	32.8%
3 or more	13.9%

Heating fuel

Fuel type	%
Utility gas	51.2%
Electricity	5.6%
Propane / LP gas	35.2%
Wood	3.8%

Households & families

Household type	Count	%
Married-couple family	162	56.4%
Cohabiting couple	10	3.5%
Male householder, no spouse	49	17.1%
Female householder, no spouse	66	23.0%
Households with children under 18	72	25.1%
Households with seniors (65+)	129	44.9%
Average household size	2.22

Marital status

Status	Male	Female
Never married	27.9%	5.7%
Married	55.2%	63.2%
Separated	1.0%	9.7%
Widowed	11.4%	14.2%
Divorced	4.4%	7.3%

Education

Less than 9th grade 9.1%

Some HS, no diploma 1.5%

HS graduate 30.4%

Some college, no degree 24.1%

Associate's degree 6.7%

Bachelor's degree 14.4%

Graduate / professional 13.8%

Metric	%
HS diploma or higher	89.4%
Bachelor's or higher	28.2%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	13	12.1%
Kindergarten	7	6.5%
Elementary school	52	48.6%
High school	29	27.1%
College / grad school	6	5.6%

Employment

Industry of employment

Manufacturing 14.4%

Construction 13.4%

Education & healthcare 13.4%

Finance & real estate 11.2%

Agriculture & mining 8.3%

Public administration 8.3%

Transportation & utilities 7.0%

Other services 6.1%

Retail trade 5.8%

Arts, food & hospitality 5.1%

Wholesale trade 4.8%

Professional & management 2.2%

Occupation

Category	%
Management, business & arts	27.5%
Service	7.7%
Sales & office	17.3%
Natural resources & construction	27.2%
Production & transportation	20.4%

Employment type

Type	%
Private sector	85.0%
Government	13.1%
Self-employed	1.9%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	68.2%
Carpool	17.5%
Public transit	0.0%
Walk	6.0%
Other means	4.3%
Avg commute (minutes)	24.6

Poverty

All people 5.3%

Under 18 years 6.9%

18 and over 4.9%

Married-couple families 1.2%

Female-led households 41.7%

Income support

Source	% of households
Social Security	37.6%
Retirement income	40.8%
Supplemental Security	0.7%
Cash public assistance	0.0%
Food stamps / SNAP	3.1%

Health indicators

Condition	%
High blood pressure	36.7%
High cholesterol	35.6%
Heart disease	8.2%
Stroke	3.8%
Asthma	9.9%
Arthritis	30.3%
Kidney disease	3.4%
Pulmonary disease	8.8%
Cancer	8.1%

Behavior / access	%
Binge drinking	14.5%
No physical activity	26.6%
Less than 7 hrs sleep	31.5%
Fair or poor health	16.2%
Poor mental health	13.0%
Poor physical health	11.3%
No health insurance	11.2%
Visited doctor (checkup)	77.0%
Visited dentist	61.0%
Cholesterol screening	90.1%
Teeth loss	16.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	40	7.9%

Disability	%
Any disability	15.9%
Under 18	0.0%
18–64 years	17.8%
65 and over	23.8%

Health insurance coverage

Type	%
Private insurance	65.1%
Public insurance	40.4%
Uninsured under 19	36.8%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	612	96.2%
Spanish	13	2.1%
Other Indo-European	0	0.0%
Asian & Pacific Islander	13	2.1%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	636	100.0%
Born in same state	636	100.0%
Born in different state	526	82.7%
Foreign born	0	0.0%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Arab	52	8.2%
Italian	35	5.5%

Ancestry	Count	%
French	20	3.1%
English	6	0.9%

Technology access

Metric	% of households
Computer access	45.1%
Internet access	81.2%

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

Frequently asked questions

What ZIP codes does Saint Peter, IL have?

Saint Peter, IL has one ZIP code: 62880. Each ZIP code serves a distinct delivery area within the city and surrounding region.