Lake County

Lake County is a county in South Dakota, United States. The population in Lake County was 10,972 in 2022. The median age in Lake County was 44.1 in 2021. The median income in Lake County was $33,531 in 2021. The unemployment rate in Lake County was 1.6% in 2023. The percentage of people with obesity in Lake County was 34.4% in 2021. The percentage of people who binge drink in Lake County was 20.4% in 2021. The percentage of people who smoke in Lake County was 15.8% in 2021.