Humboldt County, Iowa Demographics 2026

Population Overview

Humboldt County is located in Iowa with a total population of 9,573. It is the 78th most populous county out of 99 in Iowa. The county encompasses 2 Census-designated places.

Age Demographics

The median age in Humboldt County is 41.8 years. This is 8% higher than the state median of 38.6 years.

Economy, Income & Housing

The median household income in Humboldt County is $66,994. This is 8% lower than the state median of $73,147. Compared to the national median of $78,538, household income here is 15% lower. The poverty rate stands at 13.7%. This is 25% higher than the state poverty rate of 11.0%. The unemployment rate is 3.1%. This is 15% lower than the state rate of 3.6%. The median home value is $146,900. Housing costs are 25% lower than the state median of $195,900. With a home-value-to-income ratio of just 2.2x, Humboldt County is one of the most affordable housing markets in the area. 75.0% of occupied housing units are owner-occupied. This homeownership rate is 5% higher than the state average of 71.5%.

Race & Ethnicity

Humboldt County has a predominantly White (non-Hispanic) population, comprising 91.1% of all residents. Hispanic or Latino residents account for 5.1%. The Black or African American population (0.3%) is well below the state average of 3.8%. The Asian population (0.8%) is well below the state average of 2.4%.

Education

19.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 38% lower than the state rate of 30.9%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 93.6%.