100 Largest ZIP Codes in the United States by Population in Island County, Washington
Explore the 100 largest ZIP codes in the United States ranked by population using U.S. Census demographic data. This page lists ZIP codes located in Island County, Washington.
| Rank | ZIP Code | City | State | Population |
|---|---|---|---|---|
| 1 | 98277 | OAK HARBOR | WA | 40,181 |
| 2 | 98282 | CAMANO ISLAND | WA | 17,642 |
| 3 | 98239 | COUPEVILLE | WA | 7,634 |
| 4 | 98236 | CLINTON | WA | 6,790 |
| 5 | 98260 | LANGLEY | WA | 5,434 |
| 6 | 98249 | FREELAND | WA | 4,372 |
| 7 | 98278 | OAK HARBOR | WA | 2,351 |
| 8 | 98253 | GREENBANK | WA | 2,106 |