Island County, Washington Cities (2025)

7 cities

City
Rank
2025 Pop.
2020 Pop.
Annual Change
Density
Area (mi²)
Type
Oak Harbor123,61024,625-0.85%2,44610 City
Camano222,05317,0737.15%55540 CDP
Whidbey Island Station32,7172,3752.96%4147 CDP
Coupeville41,9171,944-0.26%1,5091 Town
Freeland51,8561,883-0.7%4784 CDP
Clinton61,2241,1231.66%1,2091 CDP
Langley71,1431,150-0.09%1,1341 City

Island County Cities Summary

Largest City

Oak Harbor is the largest city in Island County, with a population of 23,610.

Smallest City

Langley is the smallest city in Island County, with a population of 1,143.

10 Largest Cities

There are 7 cities in Island County, Washington.

Location of Island County