Valley County, Idaho Demographics 2026

Population Overview

Valley County is located in Idaho with a total population of 12,136. It is the 27th most populous county out of 44 in Idaho.

Age Demographics

The median age in Valley County is 49.0 years. This is 32% higher than the state median of 37.1 years.

Economy, Income & Housing

The median household income in Valley County is $76,125. This is 2% higher than the state median of $74,636. Compared to the national median of $78,538, household income here is 3% lower. The poverty rate stands at 14.2%. This is 33% higher than the state poverty rate of 10.6%. The unemployment rate is 2.9%. This is 21% lower than the state rate of 3.7%. The median home value is $599,500. Housing costs are 59% higher than the state median of $376,000. The home-value-to-income ratio of 7.9x suggests that housing affordability is a significant concern for many residents. 85.8% of occupied housing units are owner-occupied. This homeownership rate is 19% higher than the state average of 72.4%.

Race & Ethnicity

Valley County has a predominantly White (non-Hispanic) population, comprising 94.0% of all residents. Hispanic or Latino residents account for 5.1%. The Black or African American population (0.1%) is well below the state average of 0.7%. The Hispanic or Latino population (5.1%) is well below the state average of 13.3%. The Asian population (0.1%) is well below the state average of 1.3%.

Education

35.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 13% higher than the state rate of 31.2%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 91.0%.