Ionia County, Michigan ZIP Codes
- ZIP records
12 - Cities represented
12 - Sum of listed ZIP population estimates
65,984
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 | 48846 | Ionia | 21,613 |
| 2 | 48875 | Portland | 11,400 |
| 3 | 48809 | Belding | 11,038 |
| 4 | 48849 | Lake Odessa | 5,723 |
| 5 | 48881 | Saranac | 5,499 |
| 6 | 48851 | Lyons | 2,462 |
| 7 | 48815 | Clarksville | 2,364 |
| 8 | 48865 | Orleans | 1,884 |
| 9 | 48860 | Muir | 1,339 |
| 10 | 48873 | Pewamo | 1,250 |
Cities in Ionia County
ZIP Directory
- ZIP 48809
- ZIP 48815
- ZIP 48845
- ZIP 48846
- ZIP 48849
- ZIP 48851
- ZIP 48860
- ZIP 48865
- ZIP 48870
- ZIP 48873
- ZIP 48875
- ZIP 48881
Browse all ZIP data for Michigan
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.