Marion County, Iowa ZIP Codes
- ZIP records
12 - Cities represented
11 - Sum of listed ZIP population estimates
33,854
Population sum includes positive estimates in these ZIP records; it is not an official county population.
Top ZIP Codes by Population
| Rank | ZIP Code | City | Population estimate |
|---|---|---|---|
| 1 | 50219 | Pella | 14,416 |
| 2 | 50138 | Knoxville | 11,117 |
| 3 | 50225 | Pleasantville | 3,364 |
| 4 | 50044 | Bussey | 901 |
| 5 | 50062 | Melcher Dallas | 789 |
| 6 | 50214 | Otley | 719 |
| 7 | 50163 | Melcher Dallas | 689 |
| 8 | 50256 | Tracy | 643 |
| 9 | 50119 | Harvey | 392 |
| 10 | 50057 | Columbia | 327 |
Cities in Marion County
ZIP Directory
- ZIP 50044
- ZIP 50057
- ZIP 50062
- ZIP 50116
- ZIP 50119
- ZIP 50138
- ZIP 50163
- ZIP 50214
- ZIP 50219
- ZIP 50225
- ZIP 50252
- ZIP 50256
Methodology: Records are grouped by the source file's listed county and state. Population sums add positive ZIP-level estimates and are not official county totals; city counts use distinct city labels in the source.