St. John the Baptist County, Louisiana ZIP Codes
- ZIP records
5 - Cities represented
5 - Sum of listed ZIP population estimates
41,809
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 | 70068 | La Place | 32,720 |
| 2 | 70084 | Reserve | 5,629 |
| 3 | 70051 | Garyville | 1,878 |
| 4 | 70049 | Edgard | 1,482 |
| 5 | 70076 | Mount Airy | 100 |
Cities in St. John the Baptist 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.