In 2018, Island County, WA had a population of 81.6k people with a median age of 44.2 and a median household income of $64,809. Between 2017 and 2018 the population of Island County, WA grew from 80,323 to 81,636, a 1.63% increase and its median household income grew from $61,516 to $64,809, a 5.35% increase.
The 5 largest ethnic groups in Island County, WA are White (Non-Hispanic) (79.5%), White (Hispanic) (5.26%), Asian (Non-Hispanic) (4.61%), Two+ (Non-Hispanic) (3.74%), and Black or African American (Non-Hispanic) (3.07%). 0% of the households in Island County, WA speak a non-English language at home as their primary language, and 97.5% of the residents in Island County, WA are U.S. citizens.
In 2018, the median property value in Island County, WA was $337,800, and the homeownership rate was 69.3%. Most people in Island County, WA drove alone to work, and the average commute time was 25.8 minutes. The average car ownership in Island County, WA was 2 cars per household.