Columbia County, Oregon ZIP Codes
- ZIP records
8 - Cities represented
8 - Sum of listed ZIP population estimates
54,803
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 | 97051 | Saint Helens | 17,347 |
| 2 | 97056 | Scappoose | 12,795 |
| 3 | 97048 | Rainier | 7,099 |
| 4 | 97016 | Clatskanie | 6,573 |
| 5 | 97064 | Vernonia | 3,855 |
| 6 | 97053 | Warren | 3,634 |
| 7 | 97018 | Columbia City | 2,006 |
| 8 | 97054 | Deer Island | 1,494 |
Cities in Columbia County
ZIP Directory
Browse all ZIP data for Oregon
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.