Island County, Washington ZIP Codes
- ZIP records
8 - Cities represented
7 - Sum of listed ZIP population estimates
86,836
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 | 98277 | Oak Harbor | 40,917 |
| 2 | 98282 | Camano Island | 17,303 |
| 3 | 98239 | Coupeville | 7,656 |
| 4 | 98236 | Clinton | 7,199 |
| 5 | 98260 | Langley | 5,320 |
| 6 | 98249 | Freeland | 4,198 |
| 7 | 98253 | Greenbank | 2,311 |
| 8 | 98278 | Oak Harbor | 1,932 |
Cities in Island County
ZIP Directory
Browse all ZIP data for Washington
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.