In 2023, Anderson Island, WA had a population of 1.34k people with a median age of N/A and a median household income of $72,074. Between 2022 and 2023 the population of Anderson Island, WA declined from 1,621 to 1,341, a −17.3% decrease and its median household income declined from $92,933 to $72,074, a −22.4% decrease.
The 5 largest ethnic groups in Anderson Island, WA are White (Non-Hispanic) (77.3%), Two Races Excluding Other, & Three or More Races (Non-Hispanic) (15.5%), Other (Hispanic) (3.06%), White (Hispanic) (1.57%), and Black or African American (Non-Hispanic) (1.49%).
N/A of the households in Anderson Island, WA reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
In 2023, the median property value in Anderson Island, WA was $477,600, and the homeownership rate was 98.7%.