In 2020, Adams County, IL had a population of 65.7k people with a median age of 41.4 and a median household income of $55,052. Between 2019 and 2020 the population of Adams County, IL declined from 66,085 to 65,670, a −0.628% decrease and its median household income grew from $52,993 to $55,052, a 3.89% increase.
The 5 largest ethnic groups in Adams County, IL are White (Non-Hispanic) (91.3%), Black or African American (Non-Hispanic) (4.02%), Two+ (Non-Hispanic) (1.95%), White (Hispanic) (1.12%), and Asian (Non-Hispanic) (0.735%).
None of the households in Adams 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.
99.7% of the residents in Adams County, IL are U.S. citizens.
The largest universities in Adams County, IL are John Wood Community College (491 degrees awarded in 2020), Quincy University (298 degrees), and Blessing Rieman College of Nursing and Health Sciences (106 degrees).
In 2020, the median property value in Adams County, IL was $130,500, and the homeownership rate was 71.6%.
Most people in Adams County, IL drove alone to work, and the average commute time was 17 minutes. The average car ownership in Adams County, IL was 2 cars per household.
Adams County, IL borders Brown County, IL, Hancock County, IL, Pike County, IL, Schuyler County, IL, Lewis County, MO, and Marion County, MO.