Island County, Washington Zip Codes

Zip Code	City	Population
98277	Oak Harbor	40,181
98282	Camano Island	17,642
98239	Coupeville	7,634
98236	Clinton	6,790
98260	Langley	5,434
98249	Freeland	4,372
98278	Oak Harbor	2,351
98253	Greenbank	2,106

Population is the most recent figure from the U.S. Census Bureau's 2022 American Community Survey (ACS) 5-Year Estimates.