Johnson County, Indiana ZIP Codes
- ZIP records
7 - Cities represented
6 - Sum of listed ZIP population estimates
159,452
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 | 46143 | Greenwood | 61,803 |
| 2 | 46131 | Franklin | 34,647 |
| 3 | 46142 | Greenwood | 34,348 |
| 4 | 46184 | Whiteland | 13,304 |
| 5 | 46106 | Bargersville | 10,159 |
| 6 | 46181 | Trafalgar | 4,964 |
| 7 | 46162 | Needham | 227 |
Cities in Johnson 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.