Snohomish County, WA — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
834,648
Male
420,882
50.4%
Female
413,766
49.6%
Median Age
38.4 yrs
Avg Household Size
2.6
Foreign Born
18.5%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher25.9%
High School or Higher41.9%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
5.5%
Disability
0.0%
Non-English Home
4.9%
Married
44.3%
Snohomish County, WA has a population of 834,648 according to 2023 Census Bureau estimates. The median age is 38.4 years. The largest racial or ethnic group is White at 66.4% of the population. 25.9% of residents hold a bachelor's degree or higher. 18.5% of residents are foreign-born.