ZIP codes
10
Marion County, IL Demographics & ZIP Codes
Marion County, Illinois demographics and median household income by ZIP code — 10 ZIP codes — population 42,043 — avg. income $63,079 — avg. home value $102,270. Compare income, housing, and ZIP-level data on US5.
Population
42,043
Median household income (avg.)
$63,079
84% of U.S. median
Average home value
$102,270
29% of U.S. median
Average rent
$477
41% of U.S. median
Marion County demographics
Marion County, Illinois covers 10 ZIP codes, with a combined ZIP-area population of about 42,043.
Median household income in Marion County
The average median household income across ZIP codes in Marion County, Illinois is about $63,079 — about 19% below the IL ZIP average ($78,143), and about 16% below the U.S. median ($75,149).
Among ZIPs with income data, 62807 (Alma) is near the top at about $83,750, while 62882 (Sandoval) is near the bottom at about $53,067.
Housing in Marion County
For housing in Marion County, Illinois, the average median home value is about $102,270 and the average median rent is about $477.
The most populous ZIP is 62801 (Centralia) with about 19,941 residents. Use the table below to compare ZIP codes across the county.
ZIP codes in Marion County
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 62801 | Centralia | Marion County | IL | 19,941 | $53,740 | $91,100 |
| 62881 | Salem | Marion County | IL | 11,218 | $69,025 | $111,500 |
| 62870 | Odin | Marion County | IL | 2,260 | $59,188 | $126,600 |
| 62882 | Sandoval | Marion County | IL | 2,101 | $53,067 | $85,800 |
| 62849 | Iuka | Marion County | IL | 1,904 | $60,909 | $90,800 |
| 62854 | Kinmundy | Marion County | IL | 1,561 | $60,114 | $88,900 |
| 62875 | Patoka | Marion County | IL | 1,091 | $70,625 | $103,300 |
| 62853 | Kell | Marion County | IL | 962 | $64,750 | $79,700 |
| 62807 | Alma | Marion County | IL | 816 | $83,750 | $150,000 |
| 62892 | Vernon | Marion County | IL | 189 | $55,625 | $95,000 |
Frequently asked questions
What are the demographics of Marion County?
Marion County, Illinois has a combined ZIP-area population of about 42,043 across 10 ZIP codes. Browse the ZIP table for population, income, and housing by code.
What is the median household income in Marion County?
The average median household income across ZIP codes in Marion County, Illinois is about $63,079, about 19% below the state ZIP average ($78,143), and about 16% below the U.S. median ($75,149). Average median home value is about $102,270. Among ZIPs with data, 62807 (Alma) is near the top ($83,750) and 62882 (Sandoval) is near the bottom ($53,067).
How many ZIP codes are in Marion County?
Marion County, Illinois includes 10 ZIP codes on US5. Each row links to demographics, median income, and housing for that code.
Where can I find ZIP code demographics for Marion County?
This page lists ZIP codes in Marion County, Illinois with population, median household income, and home value. Select a ZIP for a full demographics profile.