Marshall County

Marshall County is a county in Iowa, United States. The population in Marshall County was 39,879 in 2022. The median age in Marshall County was 38.4 in 2021. The median income in Marshall County was $33,205 in 2021. The unemployment rate in Marshall County was 4.6% in 2023. The percentage of people with obesity in Marshall County was 37.2% in 2021. The percentage of people who binge drink in Marshall County was 19.8% in 2021. The percentage of people who smoke in Marshall County was 18.1% in 2021.