ZIP Code 98278 Map
Census ZIP Code Tabulation Area 98278 in Oak Harbor, WA (Island County). ZCTA boundaries closely approximate USPS delivery areas.
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ZIP 98278 Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
1,932
Median age
22 years
Bachelor's degree or higher
13.8%
Land area
4.2 sq mi
Population density
458 / sq mi