Asotin County, Washington Demographics 2026

Population Overview

Asotin County is located in Washington with a total population of 22,424. It is the 30th most populous county out of 39 in Washington.

Age Demographics

The median age in Asotin County is 45.5 years. This is 19% higher than the state median of 38.2 years. 10.6% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in Asotin County is $69,107. This is 27% lower than the state median of $94,952. Compared to the national median of $78,538, household income here is 12% lower. The poverty rate stands at 14.9%. This is 51% higher than the state poverty rate of 9.9%. The unemployment rate is 5.8%. This is 16% higher than the state rate of 5.0%. The median home value is $286,200. Housing costs are 45% lower than the state median of $519,800. The home-value-to-income ratio is 4.1x. 73.6% of occupied housing units are owner-occupied. This homeownership rate is 15% higher than the state average of 63.9%.

Race & Ethnicity

Asotin County has a predominantly White (non-Hispanic) population, comprising 87.6% of all residents. Hispanic or Latino residents account for 4.4%. The Black or African American population (0.8%) is well below the state average of 3.8%. The Hispanic or Latino population (4.4%) is well below the state average of 14.1%. The Asian population (1.0%) is well below the state average of 9.3%.

Education

24.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 37% lower than the state rate of 38.8%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 92.0%.