In 2023, LaSalle County, IL had a population of 109k people with a median age of 42.1 and a median household income of $72,281. Between 2022 and 2023 the population of LaSalle County, IL declined from 109,495 to 109,049, a −0.407% decrease and its median household income grew from $67,942 to $72,281, a 6.39% increase.
The 5 largest ethnic groups in LaSalle County, IL are White (Non-Hispanic) (83%), Other (Hispanic) (3.87%), White (Hispanic) (3.81%), Two+ (Hispanic) (2.98%), and Black or African American (Non-Hispanic) (2.64%).
None of the households in LaSalle 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.
98% of the residents in LaSalle County, IL are U.S. citizens.
The largest universities in LaSalle County, IL are Illinois Valley Community College (1,057 degrees awarded in 2022) and Educators of Beauty College of Cosmetology-Peru (25 degrees).
In 2023, the median property value in LaSalle County, IL was $154,900, and the homeownership rate was 73.9%.
Most people in LaSalle County, IL drove alone to work, and the average commute time was 26.1 minutes. The average car ownership in LaSalle County, IL was 2 cars per household.
LaSalle County, IL borders Bureau County, IL, DeKalb County, IL, Grundy County, IL, Kendall County, IL, Lee County, IL, Livingston County, IL, Marshall County, IL, Putnam County, IL, and Woodford County, IL.