Gary, Indiana ZIP Codes
- ZIP records
7 - Sum of listed ZIP population estimates
72,702 - Counties represented
1 - Population range
5,836–15,747 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 | 46408 | Gary | Lake | 15,747 |
| 2 | 46404 | Gary | Lake | 15,428 |
| 3 | 46403 | Gary | Lake | 10,929 |
| 4 | 46406 | Gary | Lake | 9,001 |
| 5 | 46407 | Gary | Lake | 8,577 |
| 6 | 46409 | Gary | Lake | 7,184 |
| 7 | 46402 | Gary | Lake | 5,836 |
Counties represented
All ZIP Codes in Gary
- ZIP 46402 — Lake County
- ZIP 46403 — Lake County
- ZIP 46404 — Lake County
- ZIP 46406 — Lake County
- ZIP 46407 — Lake County
- ZIP 46408 — Lake County
- ZIP 46409 — Lake County
Browse all ZIP data for Indiana
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.