In 2021, Marquette Heights, IL had a population of 2.64k people with a median age of 41.6 and a median household income of $61,842. Between 2020 and 2021 the population of Marquette Heights, IL declined from 2,742 to 2,636, a −3.87% decrease and its median household income grew from $59,250 to $61,842, a 4.37% increase.
The 5 largest ethnic groups in Marquette Heights, IL are White (Non-Hispanic) (97.2%), White (Hispanic) (1.33%), Two+ (Non-Hispanic) (0.948%), Black or African American (Non-Hispanic) (0.266%), and Other (Hispanic) (0.228%).
None of the households in Marquette Heights, 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.
99.7% of the residents in Marquette Heights, IL are U.S. citizens.
In 2021, the median property value in Marquette Heights, IL was $103,700, and the homeownership rate was 91%.
Most people in Marquette Heights, IL drove alone to work, and the average commute time was 18.7 minutes. The average car ownership in Marquette Heights, IL was 2 cars per household.