Worcester, Massachusetts ZIP Codes
- ZIP records
9 - Sum of listed ZIP population estimates
207,324 - Counties represented
1 - Population range
4,932–39,812 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 | 01604 | Worcester | Worcester | 39,812 |
| 2 | 01605 | Worcester | Worcester | 30,579 |
| 3 | 01610 | Worcester | Worcester | 30,444 |
| 4 | 01602 | Worcester | Worcester | 27,092 |
| 5 | 01606 | Worcester | Worcester | 22,844 |
| 6 | 01609 | Worcester | Worcester | 22,047 |
| 7 | 01603 | Worcester | Worcester | 20,868 |
| 8 | 01607 | Worcester | Worcester | 8,706 |
| 9 | 01608 | Worcester | Worcester | 4,932 |
Counties represented
All ZIP Codes in Worcester
- ZIP 01602 — Worcester County
- ZIP 01603 — Worcester County
- ZIP 01604 — Worcester County
- ZIP 01605 — Worcester County
- ZIP 01606 — Worcester County
- ZIP 01607 — Worcester County
- ZIP 01608 — Worcester County
- ZIP 01609 — Worcester County
- ZIP 01610 — Worcester County
Browse all ZIP data for Massachusetts
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.