Franklin County, Washington Demographics 2026

Population Overview

Franklin County is located in Washington with a total population of 97,676. It is the 14th most populous county out of 39 in Washington.

Age Demographics

The median age in Franklin County is 30.8 years. This is 19% lower than the state median of 38.2 years. With 31.4% of the population under 18, Franklin County has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in Franklin County is $82,755. This is 13% lower than the state median of $94,952. Compared to the national median of $78,538, household income here is 5% higher. The poverty rate stands at 13.0%. This is 31% higher than the state poverty rate of 9.9%. The unemployment rate is 5.3%. This is 7% higher than the state rate of 5.0%. The median home value is $345,700. Housing costs are 33% lower than the state median of $519,800. The home-value-to-income ratio is 4.2x. 70.1% of occupied housing units are owner-occupied. This homeownership rate is 10% higher than the state average of 63.9%.

Race & Ethnicity

The largest racial or ethnic group in Franklin County is Hispanic or Latino, making up 54.8% of the population. White (non-Hispanic) residents account for 37.7%. The Black or African American population (1.8%) is well below the state average of 3.8%. The Hispanic or Latino population is significantly higher than the state average (54.8% vs 14.1%). The Asian population (1.5%) is well below the state average of 9.3%.

Education

20.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 47% 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 76.6%.