Johnstown, Pennsylvania ZIP Codes
- ZIP records
6 - Sum of listed ZIP population estimates
64,289 - Counties represented
1 - Population range
3,397–19,329 per ZIP
Population sum includes positive estimates in these ZIP records; it is not an official city population.
Top ZIP Codes by Population
| Rank | ZIP Code | City | County | Population estimate |
|---|---|---|---|---|
| 1 | 15905 | Johnstown | Cambria | 19,329 |
| 2 | 15904 | Johnstown | Cambria | 16,026 |
| 3 | 15902 | Johnstown | Cambria | 11,462 |
| 4 | 15906 | Johnstown | Cambria | 9,504 |
| 5 | 15909 | Johnstown | Cambria | 4,571 |
| 6 | 15901 | Johnstown | Cambria | 3,397 |
Counties represented
All ZIP Codes in Johnstown
- ZIP 15901 — Cambria County
- ZIP 15902 — Cambria County
- ZIP 15904 — Cambria County
- ZIP 15905 — Cambria County
- ZIP 15906 — Cambria County
- ZIP 15909 — Cambria County
Browse all ZIP data for Pennsylvania
Methodology: ZIP records are grouped by the source file's primary city and state fields. Population ranges and sums use positive ZIP-level estimates; sums should not be read as official city totals. County links use each record's listed county assignment.