Coupeville is a town located in Island County, Washington. Coupeville has a 2025 population of 1,931 . It is also the county seat of Island County . Coupeville is currently declining at a rate of -0.21% annually and its population has decreased by -0.92% since the most recent census, which recorded a population of 1,949 in 2020.
The average household income in Coupeville is $92,714 with a poverty rate of 16.01%. The median age in Coupeville is 62.3 years: 56 years for males, and 63.8 years for females. For every 100 females there are 87.2 males.
Data after 2023 is projected based on recent change
The racial composition of Coupeville includes 81.44% White, 3.52% other race, and smaller percentages for Native American, Asian, Black or African American and multiracial populations.
White (81.44%)
Two or more races (9.36%)
Other race (3.52%)
Native American (2.28%)
Asian (2.28%)
Black or African American (1.14%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 1,575 | 81.44% |
| Two or more races | 181 | 9.36% |
| Other race | 68 | 3.52% |
| Native American | 44 | 2.28% |
| Asian | 44 | 2.28% |
| Black or African American | 22 | 1.14% |
Married
Widowed
Divorced
Separated
Never Married
Coupeville's average per capita income is $45,324. Household income levels show a median of $66,696. The poverty rate stands at 16.01%.
Name | Median | Mean |
|---|---|---|
| Married Families | $110,625 | - |
| Families | $93,438 | $115,504 |
| Households | $66,696 | $92,714 |
| Non Families | $31,369 | $50,850 |
Average Income
Median Household Income
Poverty Rate