St. Clair County

St. Clair County is a county in Michigan, United States. The population in St. Clair County was 160,151 in 2022. The median age in St. Clair County was 44.1 in 2021. The median income in St. Clair County was $31,670 in 2021. The unemployment rate in St. Clair County was 4% in 2023. The percentage of people with obesity in St. Clair County was 35.6% in 2021. The percentage of people who binge drink in St. Clair County was 19.1% in 2021. The percentage of people who smoke in St. Clair County was 19.6% in 2021.