Estimate of Median Household Income for Marathon County, WI was 70955.00000 $ in January of 2022, according to the United States Federal Reserve. Historically, Estimate of Median Household Income for Marathon County, WI reached a record high of 74050.00000 in January of 2021 and a record low of 29707.00000 in January of 1989. Trading Economics provides the current actual value, an historical data chart and related indicators for Estimate of Median Household Income for Marathon County, WI - last updated from the United States Federal Reserve on May of 2024.