Warren County

Warren County is a county in Illinois, United States. The population in Warren County was 16,354 in 2022. The median age in Warren County was 39.6 in 2021. The median income in Warren County was $30,014 in 2021. The unemployment rate in Warren County was 3.6% in 2023. The percentage of people with obesity in Warren County was 37.2% in 2021. The percentage of people who binge drink in Warren County was 17.2% in 2021. The percentage of people who smoke in Warren County was 17.4% in 2021.