Grundy County

Grundy County is a county in Iowa, United States. The population in Grundy County was 12,356 in 2022. The median age in Grundy County was 42 in 2021. The median income in Grundy County was $37,723 in 2021. The unemployment rate in Grundy County was 2.6% in 2023. The percentage of people with obesity in Grundy County was 37.4% in 2021. The percentage of people who binge drink in Grundy County was 23.6% in 2021. The percentage of people who smoke in Grundy County was 15.4% in 2021.