Joliet, Illinois ZIP Codes
- ZIP records
5 - Sum of listed ZIP population estimates
131,575 - Counties represented
1 - Population range
16,382–48,167 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 | 60435 | Joliet | Will | 48,167 |
| 2 | 60431 | Joliet | Will | 27,138 |
| 3 | 60432 | Joliet | Will | 20,465 |
| 4 | 60436 | Joliet | Will | 19,423 |
| 5 | 60433 | Joliet | Will | 16,382 |
Counties represented
All ZIP Codes in Joliet
- ZIP 60431 — Will County
- ZIP 60432 — Will County
- ZIP 60433 — Will County
- ZIP 60435 — Will County
- ZIP 60436 — Will County
Browse all ZIP data for Illinois
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.