In 2023, Cumberland County, IL had a population of 10.4k people with a median age of 42.3 and a median household income of $69,826. Between 2022 and 2023 the population of Cumberland County, IL declined from 10,447 to 10,378, a −0.66% decrease and its median household income declined from $71,274 to $69,826, a −2.03% decrease.
The 5 largest ethnic groups in Cumberland County, IL are White (Non-Hispanic) (96%), Two+ (Non-Hispanic) (3.49%), Two+ (Hispanic) (0.202%), Black or African American (Non-Hispanic) (0.145%), and Asian (Non-Hispanic) (0.0964%).
None of the households in Cumberland 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.
99.8% of the residents in Cumberland County, IL are U.S. citizens.
In 2023, the median property value in Cumberland County, IL was $117,700, and the homeownership rate was 83.5%.
Most people in Cumberland County, IL drove alone to work, and the average commute time was 24.1 minutes. The average car ownership in Cumberland County, IL was 2 cars per household.
Cumberland County, IL borders Clark County, IL, Coles County, IL, Effingham County, IL, Jasper County, IL, and Shelby County, IL.