Grundy County

Grundy County is a county in Illinois, United States. The population in Grundy County was 53,041 in 2022. The median age in Grundy County was 38.3 in 2021. The median income in Grundy County was $42,118 in 2021. The unemployment rate in Grundy County was 4.2% in 2023. The percentage of people with obesity in Grundy County was 34.8% in 2021. The percentage of people who binge drink in Grundy County was 18.8% in 2021. The percentage of people who smoke in Grundy County was 14.9% in 2021.