In 2022, Grundy County, IL had a population of 52.6k people with a median age of 38.8 and a median household income of $89,993. Between 2021 and 2022 the population of Grundy County, IL grew from 52,364 to 52,624, a 0.497% increase and its median household income grew from $81,764 to $89,993, a 10.1% increase.
The 5 largest ethnic groups in Grundy County, IL are White (Non-Hispanic) (84.1%), White (Hispanic) (6.52%), Other (Hispanic) (2.69%), Two+ (Non-Hispanic) (2.19%), and Black or African American (Non-Hispanic) (1.8%).
None of the households in Grundy County, IL reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
98.7% of the residents in Grundy County, IL are U.S. citizens.
In 2022, the median property value in Grundy County, IL was $245,400, and the homeownership rate was 75.8%.
Most people in Grundy County, IL drove alone to work, and the average commute time was 28 minutes. The average car ownership in Grundy County, IL was 2 cars per household.
Grundy County, IL borders Kankakee County, IL, Kendall County, IL, LaSalle County, IL, Livingston County, IL, and Will County, IL.