In 2022, Boulder Hill, IL had a population of 9.55k people with a median age of 35 and a median household income of $76,875. Between 2021 and 2022 the population of Boulder Hill, IL declined from 9,675 to 9,547, a −1.32% decrease and its median household income grew from $71,663 to $76,875, a 7.27% increase.
The 5 largest ethnic groups in Boulder Hill, IL are White (Non-Hispanic) (54.7%), White (Hispanic) (14.5%), Other (Hispanic) (14.1%), Two+ (Hispanic) (8.31%), and Two+ (Non-Hispanic) (3.22%).
None of the households in Boulder Hill, 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.
93.2% of the residents in Boulder Hill, IL are U.S. citizens.
In 2022, the median property value in Boulder Hill, IL was $214,600, and the homeownership rate was 80.4%.
Most people in Boulder Hill, IL drove alone to work, and the average commute time was 28.9 minutes. The average car ownership in Boulder Hill, IL was 2 cars per household.