Bremer County, Iowa ZIP Codes
- ZIP records
8 - Cities represented
8 - Sum of listed ZIP population estimates
25,857
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 | 50677 | Waverly | 12,673 |
| 2 | 50622 | Denver | 3,549 |
| 3 | 50674 | Sumner | 3,446 |
| 4 | 50676 | Tripoli | 2,017 |
| 5 | 50647 | Janesville | 1,978 |
| 6 | 50668 | Readlyn | 1,216 |
| 7 | 50666 | Plainfield | 753 |
| 8 | 50631 | Frederika | 225 |
Cities in Bremer County
ZIP Directory
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.