Marion County, IL ZIP Codes
Illinois (IL) · 11 ZIP codes · 11 cities
11
ZIP codes
37,390
population (2021)
-5.2%
pop change since 2010
17121
FIPS code
Marion County ZIP code map
About Marion County
Marion County is located in Illinois and contains 11 ZIP codes across 11 cities and communities.
The county's population was 37,390 as of 2021,
a decrease of
5.2% from 39,437 in 2010.
The timezone is Mountain Time (observes DST).
The Federal Information Processing System (FIPS) code for Marion County is 17121.
| Population | |
|---|---|
| 2021 population | 37,390 |
| 2010 population | 39,437 |
| Change | -5.2% |
| County details | |
|---|---|
| State | Illinois |
| FIPS code | 17121 |
| Timezone | Mountain |
| Daylight saving | Yes |
Cities in Marion County
ZIP codes for Marion County, IL (11)
| ZIP code | City | County | Map |
|---|---|---|---|
| 62801 | Centralia | Marion | View map |
| 62807 | Alma | Marion | View map |
| 62849 | Iuka | Marion | View map |
| 62853 | Kell | Marion | View map |
| 62854 | Kinmundy | Marion | View map |
| 62870 | Odin | Marion | View map |
| 62875 | Patoka | Marion | View map |
| 62881 | Salem | Marion | View map |
| 62882 | Sandoval | Marion | View map |
| 62892 | Vernon | Marion | View map |
| 62893 | Walnut Hill | Marion | View map |
Demographics & statistics
43,168
Population
42.0
Median age
$58,196
Median household income
$29,559
Per capita income
$104,327
Median home value
$652
Median monthly rent
82.2%
Home ownership
14.2%
Poverty rate
6.6%
Unemployment
15,253
Housing units
15.5%
Bachelor's or higher
Age distribution
Male
Female
1,306
Under 5
1,299
1,299
5–9
1,292
1,348
10–14
1,341
1,285
15–19
1,279
1,145
20–24
1,140
2,614
25–34
2,601
2,645
35–44
2,631
2,613
45–54
2,599
1,670
55–59
1,661
1,481
60–64
1,473
2,428
65–74
2,416
1,284
75–84
1,277
522
85+
519
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 9,626 | 23.1% |
| 18 and over | 33,542 | 76.9% |
| 65 and over | 8,446 | 20.1% |
| Median age | 42.0 years | |
Race & ethnicity
White
87.8%
Black or African American
5.6%
Two or more races
3.3%
Hispanic or Latino
1.8%
Asian
0.9%
Other race
0.5%
| Group | Count | % |
|---|---|---|
| White | 38,615 | 87.8% |
| Black or African American | 2,478 | 5.6% |
| Two or more races | 1,445 | 3.3% |
| Hispanic or Latino | 810 | 1.8% |
| Asian | 386 | 0.9% |
| Other race | 223 | 0.5% |
Household income
Under $10k
6.0%
$10k–$15k
4.0%
$15k–$25k
8.4%
$25k–$35k
7.6%
$35k–$50k
13.6%
$50k–$75k
19.8%
$75k–$100k
16.2%
$100k–$150k
16.2%
$150k–$200k
4.4%
$200k+
3.8%
| Range | % of households |
|---|---|
| Under $10k | 6.0% |
| $10k–$15k | 4.0% |
| $15k–$25k | 8.4% |
| $25k–$35k | 7.6% |
| $35k–$50k | 13.6% |
| $50k–$75k | 19.8% |
| $75k–$100k | 16.2% |
| $100k–$150k | 16.2% |
| $150k–$200k | 4.4% |
| $200k+ | 3.8% |
| Median income | $58,196 |
Housing
Home values
Under $50k
21.3%
$50k–$100k
29.9%
$100k–$150k
17.4%
$150k–$200k
10.0%
$200k–$300k
12.9%
$300k–$500k
5.4%
$500k–$1M
3.0%
$1M+
0.2%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $104,327 |
| Median rent / month | $652 |
| Owner occupied | 82.2% |
| Renter occupied | 17.8% |
| Vacant | 15.6% |
| Single-family detached | 68.7% |
| Large apartment buildings | 0.6% |
| Mobile homes | 26.0% |
| Median rooms | 5.6 |
| Avg household size (owned) | 2.42 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.2% |
| 2010–2019 | 6.8% |
| 2000–2009 | 12.2% |
| 1990–1999 | 15.5% |
| 1980–1989 | 11.1% |
| 1970–1979 | 16.2% |
| 1960–1969 | 8.5% |
| 1950–1959 | 9.1% |
| 1940–1949 | 6.5% |
| 1939 or earlier | 13.8% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 0.9% |
| 1 bedroom | 8.8% |
| 2 bedrooms | 28.3% |
| 3 bedrooms | 45.8% |
| 4 bedrooms | 12.5% |
| 5+ bedrooms | 3.7% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 4.3% |
| 1 vehicle | 29.8% |
| 2 vehicles | 39.3% |
| 3 or more | 26.5% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 38.1% |
| Electricity | 28.2% |
| Propane / LP gas | 29.3% |
| Fuel oil | 0.2% |
| Wood | 3.4% |
| No fuel used | 0.5% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 7,636 | 49.8% |
| Cohabiting couple | 1,371 | 6.5% |
| Male householder, no spouse | 3,474 | 20.3% |
| Female householder, no spouse | 4,657 | 23.4% |
| Households with children under 18 | 5,070 | 30.8% |
| Households with seniors (65+) | 6,009 | 35.1% |
| Average household size | 2.44 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 26.2% | 20.6% |
| Married | 52.0% | 52.7% |
| Separated | 1.1% | 2.8% |
| Widowed | 5.1% | 10.2% |
| Divorced | 15.6% | 13.7% |
Education
Less than 9th grade
3.0%
Some HS, no diploma
8.6%
HS graduate
35.0%
Some college, no degree
26.2%
Associate's degree
11.7%
Bachelor's degree
11.5%
Graduate / professional
4.0%
| Metric | % |
|---|---|
| HS diploma or higher | 88.3% |
| Bachelor's or higher | 15.5% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 743 | 9.2% |
| Kindergarten | 603 | 6.7% |
| Elementary school | 4,332 | 47.6% |
| High school | 2,016 | 24.5% |
| College / grad school | 1,321 | 11.9% |
Employment
Industry of employment
Education & healthcare
25.2%
Manufacturing
18.0%
Retail trade
11.6%
Transportation & utilities
9.1%
Construction
6.8%
Arts, food & hospitality
5.8%
Public administration
4.9%
Other services
4.5%
Agriculture & mining
4.1%
Finance & real estate
3.6%
Professional & management
3.3%
Wholesale trade
2.1%
Information
1.0%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 25.8% |
| Service | 18.0% |
| Sales & office | 19.5% |
| Natural resources & construction | 11.9% |
| Production & transportation | 24.8% |
Employment type
| Type | % |
|---|---|
| Private sector | 78.8% |
| Government | 15.6% |
| Self-employed | 5.5% |
| Unpaid family workers | 0.1% |
Commute
| Method | % |
|---|---|
| Drive alone | 83.7% |
| Carpool | 9.3% |
| Public transit | 0.2% |
| Walk | 0.8% |
| Other means | 1.5% |
| Avg commute (minutes) | 25.7 |
Poverty
All people
14.2%
Under 18 years
19.6%
18 and over
12.8%
Married-couple families
5.2%
Female-led households
18.2%
Income support
| Source | % of households |
|---|---|
| Social Security | 39.5% |
| Retirement income | 27.8% |
| Supplemental Security | 6.1% |
| Cash public assistance | 3.2% |
| Food stamps / SNAP | 19.0% |
Health indicators
| Condition | % |
|---|---|
| High blood pressure | 35.3% |
| High cholesterol | 35.0% |
| Heart disease | 7.4% |
| Stroke | 3.5% |
| Asthma | 10.0% |
| Arthritis | 29.9% |
| Kidney disease | 3.2% |
| Pulmonary disease | 8.5% |
| Cancer | 7.4% |
| Behavior / access | % |
|---|---|
| Binge drinking | 15.0% |
| No physical activity | 26.4% |
| Less than 7 hrs sleep | 33.1% |
| Fair or poor health | 15.9% |
| Poor mental health | 13.4% |
| Poor physical health | 11.1% |
| No health insurance | 11.0% |
| Visited doctor (checkup) | 77.3% |
| Visited dentist | 62.3% |
| Cholesterol screening | 89.4% |
| Teeth loss | 15.9% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 2,911 | 10.9% |
| Disability | % |
|---|---|
| Any disability | 19.4% |
| Under 18 | 6.2% |
| 18–64 years | 17.3% |
| 65 and over | 41.6% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 62.9% |
| Public insurance | 48.6% |
| Uninsured under 19 | 3.4% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 40,563 | 93.8% |
| Spanish | 492 | 0.5% |
| Other Indo-European | 253 | 0.2% |
| Asian & Pacific Islander | 149 | 0.2% |
| Other languages | 89 | 0.2% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 42,491 | 99.1% |
| Born in same state | 42,311 | 98.7% |
| Born in different state | 34,812 | 82.3% |
| Foreign born | 180 | 0.4% |
| Naturalized citizen | 677 | 0.9% |
| Not a US citizen | 338 | 51.4% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| Italian | 4,908 | 11.4% |
| French | 4,576 | 10.6% |
| Arab | 3,204 | 7.4% |
| English | 453 | 1% |
| Norwegian | 162 | 0.4% |
| Ancestry | Count | % |
|---|---|---|
| Polish | 112 | 0.3% |
| Irish | 73 | 0.2% |
| German | 46 | 0.1% |
| Dutch | 42 | 0.1% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 40.7% |
| Internet access | 88.2% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
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