There are 85 zip codes in Worcester County, Massachusetts. The most populated is 1453, located in Leominster. * 2024 populations estimated based on the latest ACS 5-year data.
Zip Code | Population | City |
|---|---|---|
| 01453 | 43,550 | Leominster |
| 01420 | 41,661 | Fitchburg |
| 01604 | 40,724 | Worcester |
| 01545 | 38,734 | Shrewsbury |
| 01605 | 30,590 | Worcester |
| 01757 | 30,411 | Milford |
| 01610 | 27,033 | Worcester |
| 01602 | 25,869 | Worcester |
| 01609 | 23,256 | Worcester |
| 01606 | 22,636 | Worcester |
| 01581 | 21,360 | Westborough |
| 01440 | 21,231 | Gardner |
| 01603 | 20,678 | Worcester |
| 01570 | 17,671 | Webster |
| 01550 | 17,669 | Southbridge |
| 01520 | 16,893 | Holden |
| 01501 | 16,763 | Auburn |
| 01532 | 15,647 | Northborough |
| 01510 | 15,347 | Clinton |
| 01569 | 14,039 | Uxbridge |
| 01527 | 13,852 | Millbury |
| 01331 | 13,845 | Athol |
| 01507 | 13,338 | Charlton |
| 01562 | 11,955 | Spencer |
| 01571 | 11,885 | Dudley |
| 01462 | 11,765 | Lunenburg |
| 01540 | 11,420 | Oxford |
| 01588 | 10,468 | Whitinsville |
| 01475 | 10,180 | Winchendon |
| 01772 | 9,867 | Southborough |
| 01590 | 9,268 | Sutton |
| 01516 | 9,213 | Douglas |
| 01504 | 9,195 | Blackstone |
| 01543 | 9,102 | Rutland |
| 01607 | 8,630 | Worcester |
| 01523 | 8,395 | Lancaster |
| 01473 | 8,220 | Westminster |
| 01564 | 8,053 | Sterling |
| 01568 | 7,828 | Upton |
| 01519 | 7,634 | Grafton |
| 01583 | 7,476 | West Boylston |
| 01536 | 7,282 | North Grafton |
| 01566 | 6,795 | Sturbridge |
| 01430 | 6,457 | Ashburnham |
| 01756 | 6,238 | Mendon |
| 01524 | 6,077 | Leicester |
| 01747 | 6,021 | Hopedale |
| 01534 | 5,893 | Northbridge |
| 01740 | 5,653 | Bolton |
| 01451 | 5,362 | Harvard |
| 01608 | 5,080 | Worcester |
| 01612 | 5,013 | Paxton |
| 01505 | 4,855 | Boylston |
| 01585 | 4,841 | West Brookfield |
| 01005 | 4,837 | Barre |
| 01535 | 4,750 | North Brookfield |
| 01560 | 4,734 | South Grafton |
| 01452 | 4,338 | Hubbardston |
| 01468 | 4,009 | Templeton |
| 01436 | 3,694 | Baldwinville |
| 01503 | 3,514 | Berlin |
| 01541 | 3,497 | Princeton |
| 01506 | 3,443 | Brookfield |
| 01529 | 3,176 | Millville |
| 01518 | 3,047 | Fiskdale |
| 01522 | 2,890 | Jefferson |
| 01542 | 2,815 | Rochdale |
| 01083 | 2,539 | Warren |
| 01611 | 2,188 | Cherry Valley |
| 01515 | 2,120 | East Brookfield |
| 01537 | 1,935 | North Oxford |
| 01434 | 1,763 | Devens |
| 01031 | 1,697 | Gilbertville |
| 01068 | 1,585 | Oakham |
| 01368 | 1,455 | Royalston |
| 01092 | 1,428 | West Warren |
| 01366 | 1,177 | Petersham |
| 01531 | 984 | New Braintree |
| 01074 | 694 | South Barre |
| 01037 | 582 | Hardwick |
| 01745 | 554 | Fayville |
| 01438 | 385 | East Templeton |
| 01094 | 44 | Wheelwright |
| 01525 | 31 | Linwood |
| 01561 | 0 | South Lancaster |