Hat Island Flag

Hat Island

County Seat:
No
Area (mi²):
0.688
State:
Washington

Hat Island is a CDP located in Snohomish County, Washington. Hat Island has a 2025 population of 26. Hat Island is currently growing at a rate of 8.33% annually but its population has decreased by -57.38% since the most recent census, which recorded a population of 61 in 2020.

26
Total Population
38
Density (mi²)
2 8.33%
Growth

Hat Island Population

Hat Island Population

Data after 2023 is projected based on recent change

Demographics

Population by Race

Race
Population
Percentage (of total)
No results.

Hat Island Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)