Oneida County, Idaho Demographics 2026

Population Overview

Oneida County is located in Idaho with a total population of 4,681. It is the 38th most populous county out of 44 in Idaho.

Age Demographics

The median age in Oneida County is 40.2 years. This is 8% higher than the state median of 37.1 years.

Economy, Income & Housing

The median household income in Oneida County is $72,563. This is 3% lower than the state median of $74,636. Compared to the national median of $78,538, household income here is 8% lower. The poverty rate stands at 11.8%. This is 11% higher than the state poverty rate of 10.6%. The unemployment rate is 1.5%. This is 58% lower than the state rate of 3.7%. The median home value is $228,100. Housing costs are 39% lower than the state median of $376,000. The home-value-to-income ratio is 3.1x. 87.2% of occupied housing units are owner-occupied. This homeownership rate is 21% higher than the state average of 72.4%.

Race & Ethnicity

Oneida County has a predominantly White (non-Hispanic) population, comprising 92.3% of all residents. Hispanic or Latino residents account for 4.4%. The Hispanic or Latino population (4.4%) is well below the state average of 13.3%.

Education

26.2% of residents aged 25 and older hold a bachelor's degree or higher. This is 16% lower 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 94.2%.