Polk County, Oregon ZIP Codes
- ZIP records
6 - Cities represented
6 - Sum of listed ZIP population estimates
86,468
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 | 97304 | Salem | 34,879 |
| 2 | 97338 | Dallas | 23,419 |
| 3 | 97361 | Monmouth | 14,488 |
| 4 | 97351 | Independence | 11,454 |
| 5 | 97344 | Falls City | 1,534 |
| 6 | 97371 | Rickreall | 694 |
Cities in Polk 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.