Montgomery County, Iowa ZIP Codes
- ZIP records
6 - Cities represented
6 - Sum of listed ZIP population estimates
11,174
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 | 51566 | Red Oak | 7,010 |
| 2 | 50864 | Villisca | 1,662 |
| 3 | 51573 | Stanton | 979 |
| 4 | 51533 | Emerson | 844 |
| 5 | 51532 | Elliott | 644 |
| 6 | 50847 | Grant | 35 |
Cities in Montgomery 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.