Clay County, Illinois ZIP codes
7 ZIP codes are in Clay County, plus 6 that cross in from neighboring counties.
- ZIP codes
- 7
- Population in these ZIPs
- 14,241
- Avg. median income
- $57,800population-weighted
- Cities & towns
- 7
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ZIP codes in Clay County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 62426 | Edgewood | 778 | $51,667 | $101,100 |
| 62434 | Ingraham | 191 | — | $158,100 |
| 62824 | Clay City | 1,485 | $61,591 | $94,600 |
| 62839 | Flora | 6,183 | $53,685 | $99,800 |
| 62858 | Louisville | 3,554 | $66,319 | $120,100 |
| 62879 | Sailor Springs | 28 | $26,964 | $23,200 |
| 62899 | Xenia | 2,022 | $55,482 | $133,400 |
ZIP codes partly in Clay County
These ZIP codes are mostly in a neighboring county but cover part of Clay County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 62424 | Dieterich | Effingham County | 2,500 | $84,635 | $239,000 |
| 62443 | Mason | Effingham County | 1,609 | $86,950 | $182,400 |
| 62448 | Newton | Jasper County | 5,356 | $74,179 | $162,300 |
| 62838 | Farina | Fayette County | 1,341 | $82,976 | $135,700 |
| 62854 | Kinmundy | Marion County | 1,827 | $63,587 | $147,700 |
| 62868 | Noble | Richland County | 1,463 | $61,645 | $134,000 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in Clay County
Nearby counties
Frequently asked questions
How many ZIP codes are in Clay County, Illinois?
7 ZIP codes are mainly in Clay County, and 6 more ZIP codes from neighboring areas reach partly into it.
What cities are in Clay County?
ZIP codes in Clay County use the city names Clay City, Edgewood, Flora, Ingraham, Louisville, Sailor Springs and Xenia.