St. Clair County, Michigan ZIP Codes
- ZIP records
21 - Cities represented
21 - Sum of listed ZIP population estimates
161,718
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 | 48060 | Port Huron | 39,342 |
| 2 | 48059 | Fort Gratiot | 15,499 |
| 3 | 48079 | Saint Clair | 12,711 |
| 4 | 48001 | Algonac | 11,224 |
| 5 | 48040 | Marysville | 9,925 |
| 6 | 48074 | Smiths Creek | 9,624 |
| 7 | 48039 | Marine City | 7,437 |
| 8 | 48054 | East China | 7,188 |
| 9 | 48049 | North Street | 5,468 |
| 10 | 48097 | Yale | 5,418 |
Cities in St. Clair County
- Algonac
- Allenton
- Avoca
- Capac
- Casco
- Columbus
- East China
- Emmett
- Fair Haven
- Fort Gratiot
- Goodells
- Harsens Island
- Jeddo
- Marine City
- Marysville
- Memphis
- North Street
- Port Huron
- Saint Clair
- Smiths Creek
- Yale
ZIP Directory
- ZIP 48001
- ZIP 48002
- ZIP 48006
- ZIP 48014
- ZIP 48022
- ZIP 48023
- ZIP 48027
- ZIP 48028
- ZIP 48032
- ZIP 48039
- ZIP 48040
- ZIP 48041
- ZIP 48049
- ZIP 48054
- ZIP 48059
- ZIP 48060
- ZIP 48063
- ZIP 48064
- ZIP 48074
- ZIP 48079
- ZIP 48097
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.