In 2023, Mason County, IL had a population of 12.9k people with a median age of 45.5 and a median household income of $62,127. Between 2022 and 2023 the population of Mason County, IL declined from 13,074 to 12,878, a −1.5% decrease and its median household income grew from $58,479 to $62,127, a 6.24% increase.
The 5 largest ethnic groups in Mason County, IL are White (Non-Hispanic) (95.5%), Two+ (Non-Hispanic) (2.17%), Black or African American (Non-Hispanic) (0.551%), White (Hispanic) (0.536%), and Other (Hispanic) (0.342%).
None of the households in Mason 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.
99.9% of the residents in Mason County, IL are U.S. citizens.
In 2023, the median property value in Mason County, IL was $106,100, and the homeownership rate was 80.6%.
Most people in Mason County, IL drove alone to work, and the average commute time was 28.8 minutes. The average car ownership in Mason County, IL was 2 cars per household.
Mason County, IL borders Cass County, IL, Fulton County, IL, Logan County, IL, Menard County, IL, Schuyler County, IL, and Tazewell County, IL.