In 2021, Boulder Hill, IL had a population of 9.68k people with a median age of 35.3 and a median household income of $71,663. Between 2020 and 2021 the population of Boulder Hill, IL grew from 9,081 to 9,675, a 6.54% increase and its median household income grew from $69,227 to $71,663, a 3.52% increase.
The 5 largest ethnic groups in Boulder Hill, IL are White (Non-Hispanic) (62.6%), White (Hispanic) (15.1%), Other (Hispanic) (10.7%), Two+ (Hispanic) (3.36%), and Black or African American (Non-Hispanic) (3.31%).
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.
95.2% of the residents in Boulder Hill, IL are U.S. citizens.
In 2021, the median property value in Boulder Hill, IL was $180,300, and the homeownership rate was 81.5%.
Most people in Boulder Hill, IL drove alone to work, and the average commute time was 29.4 minutes. The average car ownership in Boulder Hill, IL was 2 cars per household.