In 2021, Union, IL had a population of 630 people with a median age of 36.3 and a median household income of $101,250. Between 2020 and 2021 the population of Union, IL declined from 680 to 630, a −7.35% decrease and its median household income grew from $95,655 to $101,250, a 5.85% increase.
The 5 largest ethnic groups in Union, IL are White (Non-Hispanic) (89.4%), White (Hispanic) (6.03%), Asian (Non-Hispanic) (3.49%), Other (Hispanic) (0.635%), and Two+ (Hispanic) (0.476%).
None of the households in Union, 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.
95.1% of the residents in Union, IL are U.S. citizens.
In 2021, the median property value in Union, IL was $188,100, and the homeownership rate was 91.6%.
Most people in Union, IL drove alone to work, and the average commute time was 30.4 minutes. The average car ownership in Union, IL was 2 cars per household.