In 2019, Effingham County, IL had a population of 34.1k people with a median age of 39.4 and a median household income of $56,685. Between 2018 and 2019 the population of Effingham County, IL declined from 34,174 to 34,137, a −0.108% decrease and its median household income grew from $56,293 to $56,685, a 0.696% increase.
The 5 largest ethnic groups in Effingham County, IL are White (Non-Hispanic) (95.8%), White (Hispanic) (1.2%), Two+ (Non-Hispanic) (0.929%), Other (Hispanic) (0.735%), and Asian (Non-Hispanic) (0.527%). 0% of the households in Effingham County, IL speak a non-English language at home as their primary language.
98.6% of the residents in Effingham County, IL are U.S. citizens.
In 2019, the median property value in Effingham County, IL was $143,600, and the homeownership rate was 75.4%. Most people in Effingham County, IL drove alone to work, and the average commute time was 17.1 minutes. The average car ownership in Effingham County, IL was 2 cars per household.
Effingham County, IL borders Clay County, IL, Cumberland County, IL, Fayette County, IL, Jasper County, IL, and Shelby County, IL.