Marietta ZIP Codes — Fulton County, IL

There is one unique ZIP code in Marietta, Illinois and it is 61459. Area code: 309.
1
ZIP codes
34.81
sq mi land
0.16
sq mi water
309
area code
Marietta, IL ZIP code map

About Marietta, IL

Marietta, Illinois, is a charming small town located in Fulton County. With a strong sense of community and a rich history, it provides a peaceful atmosphere for residents and visitors alike. Known for its beautiful landscapes and friendly neighbors, Marietta is a place where traditions and modern life blend seamlessly.

Location & geography

Marietta is situated in central Illinois, approximately 20 miles southeast of Galesburg and about 10 miles southwest of Astoria. The town boasts a total land area of 34.81 square miles, with a minor water area of 0.16 square miles. The surrounding terrain is characterized by gentle rolling hills and agricultural fields, typical of the region.

Community & economy

The character of Marietta is defined by its close-knit community, where residents often participate in local events and festivals. Agriculture plays a significant role in the local economy, along with small businesses that provide essential services to the community. Daily life in Marietta is marked by a slower pace, allowing for strong neighborly connections and involvement in local activities.

Transportation

Marietta is accessible via several local roads, with nearby access to U.S. Route 24, which connects it to larger cities. The nearest commercial airport is Galesburg’s Airport, located about 20 miles to the northwest, providing regional travel options. Public transportation options may be limited, but community events often facilitate local transit.

History

Founded in the mid-19th century, Marietta began as a farming community and has developed steadily over the years. Key industries in the area have historically revolved around agriculture and local commerce, supporting the town's growth. Notable events include community agricultural fairs that highlight the town's farming heritage and bring locals together annually.

Did you know?

A little-known fact about Marietta is that it hosts several annual events that celebrate local culture, including a community harvest festival. The town is also noted for its scenic countryside views, making it an ideal spot for those seeking tranquility away from the hustle and bustle of urban life.

ZIP codes for Marietta, IL (1)
ZIP code City County Map
61459 Marietta Fulton View map

Demographics & statistics

348
Population
46.4
Median age
$80,000
Median household income
$30,238
Per capita income
$86,700
Median home value
$0
Median monthly rent
98.5%
Home ownership
6.0%
Poverty rate
1.9%
Unemployment
131
Housing units
14.9%
Bachelor's or higher

Age distribution

Male Female
2
Under 5
2
2
5–9
2
15
10–14
10
34
15–19
22
11
20–24
7
7
25–34
5
26
35–44
18
20
45–54
14
44
55–59
30
11
60–64
7
14
65–74
10
21
75–84
14
← Male
Female →

Age summary

GroupCount%
Under 188624.7%
18 and over26275.3%
65 and over5917.0%
Median age46.4 years

Race & ethnicity

White 98.9%
Two or more races 1.1%
GroupCount%
White34498.9%
Two or more races41.1%

Household income

Under $10k 2.3%
$10k–$15k 9.2%
$15k–$25k 2.3%
$25k–$35k 0.8%
$35k–$50k 10.0%
$50k–$75k 23.1%
$75k–$100k 30.0%
$100k–$150k 18.5%
$150k–$200k 3.8%
Range% of households
Under $10k2.3%
$10k–$15k9.2%
$15k–$25k2.3%
$25k–$35k0.8%
$35k–$50k10.0%
$50k–$75k23.1%
$75k–$100k30.0%
$100k–$150k18.5%
$150k–$200k3.8%
Median income$80,000

Housing

Home values

Under $50k 18.8%
$50k–$100k 44.5%
$100k–$150k 21.9%
$150k–$200k 6.3%
$200k–$300k 7.0%
$300k–$500k 0.8%
$500k–$1M 0.8%

Housing overview

MetricValue
Median home value$86,700
Median rent / month$0
Owner occupied98.5%
Renter occupied1.5%
Vacant2.3%
Single-family detached85.0%
Large apartment buildings0.0%
Mobile homes9.0%
Median rooms5.9
Avg household size (owned)2.70

Year built

Era%
2020 or later0.0%
2010–20193.0%
2000–20097.5%
1990–19990.8%
1980–19898.3%
1970–197914.3%
1960–196910.5%
1950–19596.0%
1940–19492.3%
1939 or earlier47.4%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom9.8%
2 bedrooms42.9%
3 bedrooms12.0%
4 bedrooms14.3%
5+ bedrooms21.1%

Vehicles per household

Vehicles% of households
No vehicle10.0%
1 vehicle26.9%
2 vehicles20.8%
3 or more42.3%

Heating fuel

Fuel type%
Utility gas29.2%
Electricity36.9%
Propane / LP gas24.6%
Wood8.5%

Households & families

Household typeCount%
Married-couple family8867.7%
Cohabiting couple32.3%
Male householder, no spouse1813.8%
Female householder, no spouse2116.2%
Households with children under 184333.1%
Households with seniors (65+)3627.7%
Average household size2.68

Marital status

StatusMaleFemale
Never married39.3%9.7%
Married47.1%73.4%
Separated2.1%1.6%
Widowed1.0%1.6%
Divorced10.5%13.7%

Education

Less than 9th grade 0.8%
Some HS, no diploma 9.5%
HS graduate 22.4%
Some college, no degree 41.9%
Associate's degree 10.4%
Bachelor's degree 11.6%
Graduate / professional 3.3%
Metric%
HS diploma or higher89.6%
Bachelor's or higher14.9%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool00.0%
Kindergarten11.1%
Elementary school2832.2%
High school5563.2%
College / grad school33.4%

Employment

Industry of employment

Manufacturing 25.2%
Education & healthcare 21.9%
Professional & management 20.0%
Retail trade 16.1%
Information 4.5%
Arts, food & hospitality 4.5%
Other services 3.2%
Transportation & utilities 1.9%
Public administration 1.3%
Construction 0.6%
Wholesale trade 0.6%

Occupation

Category%
Management, business & arts23.9%
Service4.5%
Sales & office16.1%
Natural resources & construction26.5%
Production & transportation29.0%

Employment type

Type%
Private sector76.1%
Government23.2%
Self-employed0.6%
Unpaid family workers0.0%

Commute

Method%
Drive alone84.7%
Carpool9.5%
Public transit0.0%
Walk0.0%
Other means0.0%
Avg commute (minutes)34.3

Poverty

All people 6.0%
Under 18 years 2.3%
18 and over 7.3%
Married-couple families 2.3%
Female-led households 0.0%

Income support

Source% of households
Social Security30.0%
Retirement income19.2%
Supplemental Security8.5%
Cash public assistance8.5%
Food stamps / SNAP16.9%

Health indicators

Condition%
High blood pressure37.3%
High cholesterol36.1%
Heart disease7.8%
Stroke3.6%
Asthma9.9%
Arthritis30.3%
Kidney disease3.2%
Pulmonary disease8.8%
Cancer7.5%
Behavior / access%
Binge drinking14.7%
No physical activity26.3%
Less than 7 hrs sleep33.2%
Fair or poor health16.1%
Poor mental health13.0%
Poor physical health11.3%
No health insurance10.5%
Visited doctor (checkup)77.2%
Visited dentist62.6%
Cholesterol screening90.5%
Teeth loss15.1%

Veterans & disability

VeteransCount%
Civilian veterans124.6%
Disability%
Any disability19.8%
Under 180.0%
18–64 years20.2%
65 and over47.5%

Health insurance coverage

Type%
Private insurance75.3%
Public insurance34.2%
Uninsured under 190.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only34498.9%
Spanish30.9%
Other Indo-European30.9%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)348100.0%
Born in same state348100.0%
Born in different state29283.9%
Foreign born00.0%
Naturalized citizen00.0%
Not a US citizen00.0%

Ancestry

AncestryCount%
French7822.4%
Arab113.2%
AncestryCount%
Italian72%

Technology access

Metric% of households
Computer access37.4%
Internet access91.5%

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

Frequently asked questions
What ZIP codes does Marietta, IL have?
Marietta, IL has one ZIP code: 61459. Each ZIP code serves a distinct delivery area within the city and surrounding region.
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