Stephenson County

Stephenson County is a county in Illinois, United States. The population in Stephenson County was 43,627 in 2022. The median age in Stephenson County was 45.6 in 2021. The median income in Stephenson County was $29,657 in 2021. The unemployment rate in Stephenson County was 4.2% in 2023. The percentage of people with obesity in Stephenson County was 38.5% in 2021. The percentage of people who binge drink in Stephenson County was 17% in 2021. The percentage of people who smoke in Stephenson County was 18.1% in 2021.