Adams County, Iowa Demographics 2026

Population Overview

Adams County is located in Iowa with a total population of 3,641. It is the 99th most populous county out of 99 in Iowa.

Age Demographics

The median age in Adams County is 46.6 years. This is 21% higher than the state median of 38.6 years. 11.3% 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 Adams County is $68,828. This is 6% lower than the state median of $73,147. Compared to the national median of $78,538, household income here is 12% lower. The poverty rate stands at 9.5%. This is 13% lower than the state poverty rate of 11.0%. The unemployment rate is 2.9%. This is 19% lower than the state rate of 3.6%. The median home value is $116,900. Housing costs are 40% lower than the state median of $195,900. With a home-value-to-income ratio of just 1.7x, Adams County is one of the most affordable housing markets in the area. 76.7% of occupied housing units are owner-occupied. This homeownership rate is 7% higher than the state average of 71.5%.

Race & Ethnicity

Adams County has a predominantly White (non-Hispanic) population, comprising 94.8% of all residents. Hispanic or Latino residents account for 0.7%. The Black or African American population (0.4%) is well below the state average of 3.8%. The Hispanic or Latino population (0.7%) is well below the state average of 7.0%.

Education

24.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 21% 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 92.6%.