Greene County, Iowa Demographics 2026

Population Overview

Greene County is located in Iowa with a total population of 8,722. It is the 83rd most populous county out of 99 in Iowa. The county encompasses 1 Census-designated place.

Age Demographics

The median age in Greene County is 44.8 years. This is 16% higher than the state median of 38.6 years. 11.2% 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 Greene County is $59,159. This is 19% lower than the state median of $73,147. Compared to the national median of $78,538, household income here is 25% lower. The poverty rate stands at 10.4%. This is 5% lower than the state poverty rate of 11.0%. The unemployment rate is 3.2%. This is 11% lower than the state rate of 3.6%. The median home value is $140,500. Housing costs are 28% lower than the state median of $195,900. With a home-value-to-income ratio of just 2.4x, Greene County is one of the most affordable housing markets in the area. 74.3% of occupied housing units are owner-occupied. This homeownership rate is 4% higher than the state average of 71.5%.

Race & Ethnicity

Greene County has a predominantly White (non-Hispanic) population, comprising 92.7% of all residents. Hispanic or Latino residents account for 3.3%. The Black or African American population (0.1%) is well below the state average of 3.8%. The Hispanic or Latino population (3.3%) is well below the state average of 7.0%. The Asian population (0.6%) is well below the state average of 2.4%.

Education

19.8% of residents aged 25 and older hold a bachelor's degree or higher. This is 36% 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 93.0%.