None of the households in Markham, 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.
94.3% of the residents in Markham, IL are U.S. citizens.
In 2024, the median property value in Markham, IL was $135,300, and the homeownership rate was 74.9%.
Most people in Markham, IL drove alone to work, and the average commute time was 35.7 minutes. The average car ownership in Markham, IL was 2 cars per household.