County

Marion County, IL

11 ZIP codes  ·  11 cities  ·  Illinois

👥42,965Population
💰$60,182Median HH Income▼ 21% below avg
🎂41.9Median Age
🏠$100,140Median Home Value▼ 64% below avg
🎓30.2%College Grads▼ 22% below avg
📊6.7%Unemployment▲ 37% above avg
People & Population (ACS 2023 — weighted avg)
♂ Male 51.0% Female 49.0% ♀

Race & Ethnicity

White: 87.9%Hispanic: 2.4%Black: 6.4%Asian: 0.9%Other: 2.6%Race
White87.9%
Hispanic2.4%
Black6.4%
Asian0.9%
Other2.6%

Age Breakdown

Under 5
6%
5–17
16%
18–24
7%
25–44
25%
45–64
27%
65+
9%

Key Indicators

Median Age41.9 yrs
Avg HH Size2.34
Below Poverty15.2% ▲ 52% above avg
College Grads30.2% ▼ 22% below avg
Unemployment6.7% ▲ 37% above avg
No HS Diploma231 (0.8%)
HS Graduate9,209 (33.4%)
Some College5,076 (18.4%)
Associates4,685 (17%)
Bachelors3,529 (12.8%)
Graduate Degree4,801 (17.4%)

Education

No HS: 0.8%HS Grad: 33.4%Some College: 18.4%Associates: 17%Bachelors: 12.8%Graduate: 17.4%Edu
No HS0.8%
HS Grad33.4%
Some College18.4%
Associates17.0%
Bachelors12.8%
Graduate17.4%
Housing & Income

Housing Tenure

Owner: 74.4%Renter: 25.6%Tenure
Owner74.4%
Renter25.6%

Home Value Distribution

Under $50k
20%
$50k–$100k
31%
$100k–$150k
19%
$150k–$200k
11%
$200k–$300k
12%
$300k–$500k
5%
Over $500k
2%

Financials

Median HH Income$60,182 ▼ 21% below avg
Median Home Value$100,140 ▼ 64% below avg
Home/Income Ratio1.7x (nat avg ~3.5x)
Median Rent$763/mo
Total Housing Units19,542
Vacant Units2,197

Income Distribution

Under $25k
21%
$25k–$50k
18%
$50k–$75k
20%
$75k–$100k
15%
$100k–$150k
16%
$150k–$200k
5%
Over $200k
5%
Employment & Commute

How People Get to Work

Drove Alone
93%
Public Transit
0%
Walked
2%
Work From Home
6%

Commute Time

Under 15 min
47%
15–30 min
28%
30–45 min
15%
Over 45 min
10%
Housing Stock

Year Built

Before 1940
5%
1940s–1950s
12%
1960s–1970s
14%
1980s–1990s
12%
2000+
57%
About Marion County, IL

Marion County is located in Illinois and encompasses 11 ZIP codes spanning 11 cities and communities. The county has an estimated population of 42,965 residents. With a median age of 41.93, it is a middle-aged county.

Marion County has a solidly middle-class economic profile. The median household income of $60,181 is below the national average. Unemployment stands at 6.7%, above the national average. The poverty rate of 15.2% is above the national average.

Housing in Marion County is one of the more affordable housing markets in the country, with a median home value of $100,140 — well below the national average. Monthly median rent is approximately $762. Homeownership rates are high at 74.4%, reflecting a largely residential, stable population.

The residents of Marion County are primarily White (87.85%). Educational attainment is moderately educated — 30.2% of adults hold a bachelor's degree or higher, below the national average.

Marion County, IL is a solidly middle-class area in Illinois. The 11 ZIP codes within the county each have their own character — browse the full list below to find the right community, whether you're looking for affordable housing, strong schools, or economic opportunity.

ZIP Codes in Marion County
ZIPCityPopulationMedian IncomeMedian HomeMedian RentUnemp.College
62807 Alma 816 $83,750 $150,000 $483 1.4% 46.6%
62801 Centralia 19,941 $53,740 $91,100 $785 9.4% 30.2%
62849 Iuka 1,904 $60,909 $90,800 $639 5.1% 30.2%
62853 Kell 962 $64,750 $79,700 $982 6.3% 37.1%
62854 Kinmundy 1,561 $60,114 $88,900 $615 8.2% 26.5%
62870 Odin 2,260 $59,188 $126,600 $857 4.0% 24.7%
62875 Patoka 1,091 $70,625 $103,300 $872 5.2% 27.6%
62881 Salem 11,218 $69,025 $111,500 $750 3.7% 32.1%
62882 Sandoval 2,101 $53,067 $85,800 $652 6.1% 18.7%
62892 Vernon 189 $55,625 $95,000 $625 2.7% 22.1%
62893 Walnut Hill 922 $72,115 $138,100 $890 1.5% 35.1%