There are 35 zip codes in Weld County, Colorado. The most populated is 80634, located in Greeley. * 2024 populations estimated based on the latest ACS 5-year data.
Zip Code | Population | City |
|---|---|---|
| 80634 | 62,001 | Greeley |
| 80504 | 60,527 | Longmont |
| 80631 | 54,346 | Greeley |
| 80550 | 41,428 | Windsor |
| 80516 | 34,998 | Erie |
| 80620 | 21,048 | Evans |
| 80534 | 19,368 | Johnstown |
| 80621 | 13,863 | Fort Lupton |
| 80543 | 9,109 | Milliken |
| 80615 | 8,840 | Eaton |
| 80514 | 6,275 | Dacono |
| 80530 | 5,774 | Frederick |
| 80542 | 5,179 | Mead |
| 80642 | 5,146 | Hudson |
| 80645 | 4,810 | La Salle |
| 80651 | 4,441 | Platteville |
| 80643 | 3,989 | Keenesburg |
| 80610 | 3,172 | Ault |
| 80644 | 2,604 | Kersey |
| 80650 | 1,896 | Pierce |
| 80520 | 1,736 | Firestone |
| 80648 | 1,296 | Nunn |
| 80623 | 1,082 | Gilcrest |
| 80611 | 809 | Briggsdale |
| 80624 | 681 | Gill |
| 80729 | 403 | Grover |
| 80649 | 347 | Orchard |
| 80652 | 342 | Roggen |
| 80612 | 309 | Carr |
| 80546 | 234 | Severance |
| 80742 | 224 | New Raymer |
| 80622 | 202 | Galeton |
| 80754 | 138 | Stoneham |
| 80732 | 24 | Hereford |
| 80646 | 0 | Lucerne |