LaPorte County, Indiana ZIP Codes
- ZIP records
12 - Cities represented
12 - Sum of listed ZIP population estimates
117,934
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 | 46350 | La Porte | 44,763 |
| 2 | 46360 | Michigan City | 43,817 |
| 3 | 46391 | Westville | 8,986 |
| 4 | 46574 | Walkerton | 7,426 |
| 5 | 46371 | Rolling Prairie | 3,396 |
| 6 | 46390 | Wanatah | 2,554 |
| 7 | 46382 | Union Mills | 1,835 |
| 8 | 46340 | Hanna | 1,524 |
| 9 | 46346 | Kingsford Heights | 1,358 |
| 10 | 46348 | La Crosse | 1,217 |
Cities in LaPorte County
- Hanna
- Kingsbury
- Kingsford Heights
- La Crosse
- La Porte
- Michigan City
- Mill Creek
- Rolling Prairie
- Union Mills
- Walkerton
- Wanatah
- Westville
ZIP Directory
- ZIP 46340
- ZIP 46345
- ZIP 46346
- ZIP 46348
- ZIP 46350
- ZIP 46360
- ZIP 46365
- ZIP 46371
- ZIP 46382
- ZIP 46390
- ZIP 46391
- ZIP 46574
Browse all ZIP data for Indiana
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.