US Census Data

Snohomish County vs Thurston County

A side-by-side comparison of Snohomish County and Thurston County: population, income, housing, and more.

Snohomish County and Thurston County are counties in Washington. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Snohomish County has the higher population (834,648 vs 296,640 in Thurston County). Snohomish County has the higher median household income ($107,982 vs $93,985 in Thurston County). Snohomish County has the higher median home value ($644,600 vs $451,500 in Thurston County).

Population, income & housing

Snohomish CountyThurston County
Population834,648296,640
Median age38.4 yrs39.8 yrs
Median household income$107,982$93,985
Median home value$644,600$451,500
Median gross rent$1,866$1,634
Housing units327,893123,333
Homeownership rate68.4%67.8%
Bachelor's degree or higher36.8%37.2%
Unemployment rate4.4%5.2%

Trends (ACS 5-year, 2019–2023)

Snohomish CountyThurston County
Population798,808 → 834,648 (+4.5%)279,711 → 296,640 (+6.1%)
Median household income$86,691 → $107,982 (+24.6%)$72,003 → $93,985 (+30.5%)
Median home value$403,000 → $644,600 (+60.0%)$287,900 → $451,500 (+56.8%)
Median gross rent$1,438 → $1,866 (+29.8%)$1,218 → $1,634 (+34.2%)

Snohomish County

Population
798,808834,648
Median household income
$86,691$107,982
Median home value
$403,000$644,600
Median gross rent
$1,438$1,866

Thurston County

Population
279,711296,640
Median household income
$72,003$93,985
Median home value
$287,900$451,500
Median gross rent
$1,218$1,634

Age & race/ethnicity

Age distribution (share)

Snohomish CountyThurston County
Under 56.1%5.4%
5 to 1716.3%15.7%
18 to 247.3%7.6%
25 to 3414.8%14.3%
35 to 4415.3%14.3%
45 to 5412.9%11.9%
55 to 6412.9%12.4%
65 to 749.1%11.3%
75 and over5.3%7.0%

Race & ethnicity (share)

Snohomish CountyThurston County
White (non-Hispanic)63.6%70.6%
Black or African American3.5%3.2%
American Indian & Alaska Native0.7%0.9%
Asian12.8%5.7%
Native Hawaiian & Pacific Islander0.5%1.0%
Some other race0.6%0.6%
Two or more races6.4%7.7%
Hispanic or Latino11.8%10.3%

Educational attainment (age 25+)

Share of adults 25+

Snohomish CountyThurston County
No high school diploma6.9%5.5%
High school graduate22.7%22.1%
Some college or associate's33.5%35.2%
Bachelor's degree24.2%23.0%
Graduate or professional degree12.6%14.2%

Commute to work

How workers get to work (share)

Snohomish CountyThurston County
Drove alone66.6%69.2%
Carpooled9.2%8.2%
Public transit3.1%1.4%
Walked1.7%2.2%
Bicycle0.3%0.5%
Worked from home18.1%17.3%
Other means1.1%1.4%

Housing

Units in structure (share)

Snohomish CountyThurston County
1-unit, detached64.1%67.2%
1-unit, attached4.9%4.3%
2 to 4 units5.7%5.9%
5 to 19 units10.1%7.3%
20 or more units10.3%6.7%
Mobile home & other4.9%8.6%

Poverty & households

Snohomish CountyThurston County
Poverty rate7.9%9.7%
Average household size2.642.50
Mean commute (minutes)3126
Median year structure built19891991

Full profiles

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Snohomish County vs Thurston County: Compare Population & Demographics | US Census Data