Knox County

County in Illinois, United States of America, North America

Knox County is a county in Illinois, United States. The population in Knox County was 48,640 in 2022. The median age in Knox County was 41.8 in 2021. The median income in Knox County was $26,323 in 2021. The unemployment rate in Knox County was 4.6% in 2023. The percentage of people with obesity in Knox County was 42% in 2021. The percentage of people who binge drink in Knox County was 17% in 2021. The percentage of people who smoke in Knox County was 19.9% in 2021.