In 2021, Old Mill Creek, IL had a population of 191 people with a median age of 61.2 and a median household income of $105,417. Between 2020 and 2021 the population of Old Mill Creek, IL declined from 200 to 191, a −4.5% decrease and its median household income grew from $100,648 to $105,417, a 4.74% increase.
The 5 largest ethnic groups in Old Mill Creek, IL are White (Non-Hispanic) (84.8%), White (Hispanic) (8.9%), Other (Hispanic) (5.24%), American Indian & Alaska Native (Non-Hispanic) (0.524%), and Two+ (Non-Hispanic) (0.524%).
None of the households in Old Mill Creek, 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.
94.2% of the residents in Old Mill Creek, IL are U.S. citizens.
In 2021, the median property value in Old Mill Creek, IL was $450,000, and the homeownership rate was 22.2%.
Most people in Old Mill Creek, IL drove alone to work, and the average commute time was 24.4 minutes. The average car ownership in Old Mill Creek, IL was 2 cars per household.
