Hardin County, Illinois ZIP Codes
- ZIP records
3 - Cities represented
3 - Sum of listed ZIP population estimates
3,183
Population sum includes positive estimates in these ZIP records; it is not an official county population.
Top ZIP Codes by Population
| Rank | ZIP Code | City | Population estimate |
|---|---|---|---|
| 1 | 62931 | Elizabethtown | 1,348 |
| 2 | 62982 | Rosiclare | 1,016 |
| 3 | 62919 | Cave In Rock | 819 |
Cities in Hardin County
ZIP Directory
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Methodology: Records are grouped by the source file's listed county and state. Population sums add positive ZIP-level estimates and are not official county totals; city counts use distinct city labels in the source.