Winnebago County, Iowa Demographics 2026

Population Overview

Winnebago County is located in Iowa with a total population of 10,648. It is the 69th most populous county out of 99 in Iowa.

Age Demographics

The median age in Winnebago County is 41.7 years. This is 8% higher than the state median of 38.6 years.

Economy, Income & Housing

The median household income in Winnebago County is $63,719. This is 13% lower than the state median of $73,147. Compared to the national median of $78,538, household income here is 19% lower. The poverty rate stands at 9.8%. This is 11% lower than the state poverty rate of 11.0%. The unemployment rate is 2.8%. This is 23% lower than the state rate of 3.6%. The median home value is $132,300. Housing costs are 32% lower than the state median of $195,900. With a home-value-to-income ratio of just 2.1x, Winnebago County is one of the most affordable housing markets in the area. 74.4% of occupied housing units are owner-occupied. This homeownership rate is 4% higher than the state average of 71.5%.

Race & Ethnicity

Winnebago County has a predominantly White (non-Hispanic) population, comprising 89.4% of all residents. Hispanic or Latino residents account for 5.8%. The Black or African American population (0.6%) is well below the state average of 3.8%.

Education

25.1% of residents aged 25 and older hold a bachelor's degree or higher. This is 19% 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 94.7%.