Winnebago County, Wisconsin Demographics 2026

Population Overview

Winnebago County is located in Wisconsin with a total population of 171,357. It is the 7th most populous county out of 72 in Wisconsin. The county encompasses 7 Census-designated places.

Age Demographics

The median age in Winnebago County is 38.4 years. This is 4% lower than the state median of 40.1 years.

Economy, Income & Housing

The median household income in Winnebago County is $72,873. This is 4% lower than the state median of $75,670. Compared to the national median of $78,538, household income here is 7% lower. The poverty rate stands at 10.9%. This is 3% higher than the state poverty rate of 10.6%. The unemployment rate is 2.2%. This is 33% lower than the state rate of 3.3%. The median home value is $208,600. Housing costs are 16% lower than the state median of $247,400. With a home-value-to-income ratio of just 2.9x, Winnebago County is one of the most affordable housing markets in the area. 65.8% of occupied housing units are owner-occupied. This homeownership rate is 3% lower than the state average of 67.9%.

Race & Ethnicity

Winnebago County has a predominantly White (non-Hispanic) population, comprising 85.8% of all residents. Hispanic or Latino residents account for 4.9%. The Black or African American population (2.5%) is well below the state average of 6.0%.

Education

31.0% of residents aged 25 and older hold a bachelor's degree or higher. This is 5% lower than the state rate of 32.8%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 94.5%.