Snohomish County's estimated 2025 population is 853,379 with a growth rate of 0.51% in the past year according to the most recent United States census data. Snohomish County is the 3rd largest county in Washington. The 2010 population was 715,522 and has seen a growth of 19.27% since that time.
Data after 2023 is projected based on recent change
The racial composition of Snohomish County includes 66.44% White, 12.82% Asian, 4.85% other race, 3.63% Black or African American, and smaller percentages for Native American, Native Hawaiian or Pacific Islander and multiracial populations.
White
Asian
Two or more races
Other race
Black or African American
Native American
Native Hawaiian or Pacific Islander
Race | Population | Percentage (of total) |
|---|---|---|
| White | 554,564 | 66.44% |
| Asian | 106,995 | 12.82% |
| Two or more races | 89,338 | 10.7% |
| Other race | 40,496 | 4.85% |
| Black or African American | 30,319 | 3.63% |
| Native American | 8,547 | 1.02% |
| Native Hawaiian or Pacific Islander | 4,389 | 0.53% |
Married
Widowed
Divorced
Separated
Never Married
Snohomish County's average per capita income is $65,269. Household income levels show a median of $107,982. The poverty rate stands at 7.88%.
Name | Median | Mean |
|---|---|---|
| Married Families | $144,294 | $173,345 |
| Families | $127,475 | $156,337 |
| Households | $107,982 | $136,089 |
| Non Families | $63,155 | $82,479 |
Average Income
Median Household Income
Poverty Rate